Douglas, David C., «The 'Song of Roland' and the Norman Conquest» (French Studies, XIV (1960), pp. 99-116).

Douglas, David C., «Les Reussites normandes» (Revue historique (1967)).

Douglas, David C., William the Conqueror (London, 1964).

Douglas, Norman, Old Calabria, 4th ed. (London, 1955).

Duchesne, L., Les Premiers temps de l'etat pontificate (Paris, 1904).

Duchesne, L., «Les eveches de Calabrie», in Melanges Paul Fabre, pp. 1-16 (Paris, 1902).

Duchesne, L., The Origins of Christian Worship irans. McClure (London, 1912).

Edwards, J. G., «The Normans and the Welsh March» (Proc. Brit. Acad., XLII (1956), pp. 155-78).

Erdmann, С., Die Enstehung des Kreuzzugsgedankens (Stuttgart, 1935).

Every, G., The Byzantine Patriarchate (London, 1947).

Fliehe, A., La Reforme gregorienne, 2 vols. (Paris, 1924, 1925).

Freeman, E. A., The Norman Conquest of England, 6 vols. (London, v. d.).

Freeman, E. A., The Normans at Palermo in Historical Essays III, pp. 437-76 (London, 1879).

Freeman, E. A., Sketches of Travel in Normandy and Maine (London, 1897).

Freeman, E. A., The Reign of William Ruf us, 2 vols. (London, 1882).

Frere, E., Manuel du bibliographe normand, 2 vols. (Rouen, 1858, 1860).

Fuller, J. F. C., Decisive Battles of the Western World, I (London, 1954).

Gallo, A., Aversa normanna (Naples, 1938). See also above, p. 243, sub. «Codice diplomatico».

Gams, В., Series Episcoporum Ecclesiae Catholicae (Regensburg, 1873).

Gattola, E., Historia Abbatis Cassinensis, 2 vols. (Venice, 1723).

Garufi, G. A., Censimento e Catasto delta populazione senrvile — Nuovi Studi… suit' ordinamento administrativo dei Normanni in Sicilia (Archivio Storico Siciliano, n. s. XLIX (1928)).

Gay, Jules, L'ltalie meridionale et l'empire byzantine (Paris, 1904).

Gay, Jules, Les Papes de XI siecle et la chretiente (Paris, 1926).

Gibbon, E., Decline and Fall of the Roman Empire, ch. LVI.

Gieyzstor, A., «The Genesis of the Crusades» (Medievalia et Humanistica, V and VI).

Gregoire, Henri, «La Chanson de Roland de l'an 1085» (Bull. Acad. Royale de Belgique. Classes des Lettres. Serie XXV (1939)).

Gregoire, Henri, «La Chanson de Roland et Byzance» (Byzantion, XIV, 1939)).

Gregorovius, F., History of Rome in the Middle Ages, vol. IV, trans. Hamilton (London, 1905).

Grousset, R., Histoire des Croisades, vol. I (Paris, 1934).

Haskins, Charles H., England and Sicily in the Twelfth century (Eng. Hist. Rev., XXVI (1916), pp. 435-47; 641-65).

Haskins, Charles H., «Albericus Casinsensis» Casinensia, I, pp. 115-25 (1929).

Haskins, Charles H., The Normans in European History (New York, 1915).

Haskins, Charles H., Norman Institutions (Harvard U. P., 1918).

Haskins, Charles H., The Renaissance of the Twelfth Century (Harvard U. P., 1927).

Haskins, Charles H., Studies in the History of Medieval Science (Harvard U. P., 1927).

Heer, Friedrich, The Medieval World, trans. J. Sondheimer (London, 1961).

Hefele, Histoire des Condles, ed. H. Leclerc, II vols. (Paris, 1907-52). [Cited as «Hefele-Leclerc».]

Heinemann, L., Geschichte der Normannen in Unteritalien und Sicilien (Leipzig, 1894).

Hollister, C. W., The Military Organization of Norman England (Oxford, 1965).

Hollister, С. W., «The Norman Conquest and the Genesis of English feudalism» (Amer. Hist. Rev., LXVI, pp. 641-66 (1961).

Hussey, J. M., «The Byzantine Empire in the eleventh century» (R. Hist. Soc., Trans. Ser. 4, XXXII (1905)).

Jamison, Evelyn C., The Admiral Eugenius of Sicily (London, 1957).

Jamison, Evelyn C., «The Norman administration of Apulia and Capua» (Papers of the British School at Rome, VI (1913), pp. 221–481).

Jamison, Evelyn C., «Some Notes on the Anonymi Gesta Francorum with special reference to the Norman contingents from South Italy and Sicily in the First Crusade» {Studies Presented to… M. K. Pope) (Manchester U. P., 1939).

Jamison, Evelyn C., «The Sicilian Norman Kingdom in the mind of Anglo-Norman contemporaries» (Proc. Brit. Acad., XXIV (1938).

Joranson, E., «The Inception of the career of the Normans in Italy: Legend and History» (Speculum, XXIII (1948), pp. 353-96).

Jordan,E., «La politique ecclesiastique de Roger I» (Moyen Age, XXIII (1922), XXIV (1923)).

Jugie, M., Le Schisme byzantin (Paris, 1941).

Kantorowicz, E. H., The King's Two Bodies: a study of medieval political theory (Princeton U. P., 1957).

Kantorowicz, E. H., Laudes Regiae (California U. P., 1946).

Keeton, G. W., The Norman Conquest and the Common Law (London, 1966).

Kern,?., Kingship and Law in the Middle Ages,trans. S. B. Chrimes (London, 1939).

Knowles, M. D., The Historian and Character (Cambridge, 1963).

Knowles, M. D., The Monastic Order (Cambridge, 1940).

Knight Gaily, Saracenic and Norman remains to illustrate the Normans in Sicily (London, 1840).

Krey, A. C., «Urban's Crusade: success or failure» (Amer. Hist. Rev, XI (1948)).

Krev, A. C., «A neglected passage in the Gesta» (Essays for… D. C. Munro (1928) pp. 55–79).

Krey, А. С., The First Crusade: Accounts of Eye-Witnesses (Princeton U. P., 1921).

La Monte, J. L., Feudal Monarchy in the Latin kingdom of Jerusalem (Harvard U. P., 1932).

La Monte, J. L., Some Problems of Crusading historiography (Speculum, XV (1940)).

Laporte, J., «Les Operations navales en Manche et Mer du Nord pendant l'аnnéе 1066» (Annales de Normandie, XVII (1967)).

Leib, O., Rome Kiev et Byzance ä la fin de XI siecle (Paris, 1924).

Lenormant, F., La Grande Grece, 3 vols. (Paris, 1881-4).

Lewis, G. S., The Discarded Image (Cambridge, 1964).

Longnon, Jean, Les Frangais d'Outre-Mer au Moyen Age (Paris, 1929).

Lopez, R., «The Norman Conquest of Sicily» (Setton and Baldwin, The Crusades (q. v.), vol. I, ch. ii c.).

Lot, F., Etudes sur les legendes epiques frangaise: «La Chanson de Roland» (Romania, LIV (1928), pp. 357-80).

Lowe, E. A., The Beneventan Script (Oxford, 1914).

Lowe, E. A., «The unique manuscript of Tacitus» Histories' (Casinensia, I).

Loyd, L. C., The Origins of some Anglo-Norman Families (Harleian Soc., CHI, 1951).

Macdonald, A. J., Lanfranc (Oxford, 1926).

Menager, L. R., «Les Fondations monastiques de Robert Guiscard» (Quellen und Forschungen aus Italienischen Archiven und Bibliotheken, XXXIX (1959), pp. 1116).

Menager, L. R., La Politique monastique des Normands d'Italie (Rev. Histoire Ecclesiastique, LIII (1958), pp. 74774; LIV (1959), pp. 5-40).

Menendez Pidal, La Chanson de Roland (Paris, 1960).

Menendez Pidal, The Cid and his Spain (London, 1934).

Munro, D. C., «The Speech of Urban II at Clermont» (Amer. Hist. Rev., XI (1906), pp. 231 et seq.).

Munro, D. C., Essays… presented to (New York, 1928).

Norwich, John Julius, Lord, The Normans in the South, 2 vols. (London, 1966).

Palmarocchi, R., Labbazia di Montecassino e la conquista normanna (Rome, 1923).

Paris, G., «La Sicile dans la litterature fransaise» (Romania, V (1876)).

Pontieri, Е., Tra і Normanni nel Italia meridionali (Naples, 1848).

Pollock, F. and Maitland, F. W., History of English Law before the Time of Edward II 2nd ed., 2 vols. (Cambridge, 1898). Poole, A. L., From Domesday Book to Magna Carta (Oxford, 1949).