Genre
History
230,081
Periodicals
180,765
Electronic books
177,276
Statistics
139,358
Congresses
109,060
Conference papers and proceedings
79,347
Biography
66,289
Case studies
50,703
Biographies
39,680
Directories
20,356
Dictionaries
20,055
Handbooks, manuals, etc
16,872
Early works to 1800
16,271
Sources
15,696
Academic theses
13,180
Bibliography
11,167
Handbooks and manuals
10,905
Thèses et écrits académiques
10,628
Early works
9,617
Census data
8,561
Interviews
8,414
Pictorial works
7,964
Documentary films
7,294
Autobiographies
7,261
Technical reports
7,019
Electronic journals
6,825
Bibliographies
6,333
Cross-cultural studies
5,420
Academic Dissertation
5,260
dissertations
5,201
Aufsatzsammlung
5,049
Video recordings
4,985
doctoral dissertations
4,825
theses
4,825
masters theses
4,822
bibliography
4,778
bibliographie
4,745
bibliografía
4,741
Nonfiction films
4,607
reference
4,559
referencia
4,559
référence bibliographique
4,556
Census
4,455
Catalogs
4,300
Statistics, Vital
4,116
Périodiques
4,030
Statistiques
3,974
Études de cas
3,810
Congrès
3,653
Congress
3,577
more ...