Genre
Electronic books
1,972
Periodicals
1,483
History
1,414
Electronic journals
744
Statistics
649
Congresses
598
Directories
544
Case studies
497
Périodiques
442
Conference papers and proceedings
435
Classification
191
Statistiques
189
Biography
183
Études de cas
178
Congrès
156
Biographies
150
Handbooks, manuals, etc
137
periodicals
87
Handbooks and manuals
76
Aufsatzsammlung
74
Actes de congrès
65
Encyclopedias
52
Sources
51
Congress
47
Periodical
45
Bibliography
44
Indexes
44
Academic theses
40
Thèses et écrits académiques
34
Festschriften
33
Dictionaries
32
Government publications
32
Census data
31
Pictorial works
31
Répertoires
30
Guides, manuels, etc
28
Electronic book
27
reference
25
referencia
25
Cross-cultural studies
23
Juvenile literature
23
Documentary films
22
Guides et manuels
22
Telephone directories
22
Autobiographies
20
Census
19
Early works to 1800
18
Bibliographies
16
Handbook
16
Academic Dissertation
15
more ...