• 89 Books
• 4 Journals, Magazines, Newspapers

• 9 Church history
• 8 Civilization, Medieval
• 6 Politics and government
• 5 Middle Ages
• 5 Universities and colleges
• 4 Catholic Church
• 4 Historiography
• 4 Sources
• 3 Commerce
• 3 Cult
• 3 Foreign relations
• 3 History and criticism
• 3 Intellectual life
• 3 Languages
• 3 Law
• 3 Learning and scholarship
• 3 Social life and customs
• 2 Agriculture
• 2 Antiquities
• 2 Church and state
• 2 Cities and towns, Medieval
• 2 Congresses
• 2 Economic aspects
• 2 Economic conditions

• 6 Centro italiano di studi sull'alto Medioevo
• 2 Gauvard, Claude
• 2 Spallanzani, Marco
• 1 Ait, Ivana
• 1 Alvar Ezquerra, Jaime
• 1 Andretta, Stefano
• 1 Arnaldi, Girolamo
• 1 Arnoux, Mathieu
• 1 Association internationale d'histoire du droit et des institutions
• 1 Avlami, Chryssanthi
• 1 Bahne, Siegfried
• 1 Bakunin, Mikhail Aleksandrovich, 1814-1876
• 1 Barbagli Bagnoli, Vera
• 1 Bastgen, Hubert, 1876-1946
• 1 Bastiaensen, Michel
• 1 Berschin, Walter
• 1 Blockmans, Wim, 1945-
• 1 Borgolte, Michael
• 1 Boüard, Michel de
• 1 Brauneder, Wilhelm, 1943-
• 1 Castaldi, Lucia
• 1 Cavaciocchi, Simonetta
• 1 Cavacioschi, Simonetta
• 1 Cavallo, Guglielmo
• 1 Centkowski, Jerzy

• 68 English
• 26 Spanish
• 7 Latin
• 4 Dutch
• 2 Russian
• 1 German, Middle High (ca. 1050-1500)
• 1 Polish
• 1 Portuguese

• 4 Italy
• 2 Austria
• 2 France
• 1 Asia
• 1 Belgium
• 1 Byzantine Empire
• 1 Europ
• 1 Europe, Eastern
• 1 Germany
• 1 Ireland
• 1 Mediterranean Region
• 1 Netherlands
• 1 Russia

• 51 Congresses
• 4 Periodicals
• 3 Biography
• 2 Bibliography
• 1 Conference papers and proceedings
• 1 Early works to 1800
• 1 Exhibitions
• 1 congresses

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