Genre
History
13,504
Congresses
6,663
Electronic books
6,138
Conference papers and proceedings
5,124
Case studies
2,857
Periodicals
2,210
Statistics
888
Biography
876
Sources
667
Dictionaries
565
Biographies
555
Bibliography
519
Academic theses
401
Exhibitions
395
Pictorial works
394
Bibliographies
357
Aufsatzsammlung
336
Congrès
328
Exhibition catalogs
292
Thèses et écrits académiques
286
Études de cas
285
Maps
279
Documentary films
264
Handbooks, manuals, etc
246
Designs and plans
239
Cross-cultural studies
224
Video recordings
222
Handbooks and manuals
217
Directories
207
Early works to 1800
206
Electronic journals
182
Criticism, interpretation, etc
169
Academic Dissertation
165
Nonfiction films
161
Conference papers and proceedings
152
Architectural drawings
148
Catalogs
148
Festschriften
143
Interviews
142
Computer network resources
133
dissertations
125
Genealogy
120
Census data
119
Juvenile literature
115
Périodiques
113
doctoral dissertations
113
masters theses
113
theses
113
Actes de congrès
111
Controversial literature
109
more ...