Genre
Congresses
6,774
Conference papers and proceedings
5,336
Electronic books
4,933
Periodicals
2,835
Handbooks, manuals, etc
1,237
History
1,038
Handbooks and manuals
849
Statistics
676
Case studies
613
Technical reports
499
Directories
404
Bibliography
398
Documentary films
329
Congress
311
Government publications
305
Dictionaries
266
Nonfiction films
243
Congrès
217
Bibliographies
183
Video recordings
176
Electronic journals
166
Periodical
162
Congrès
159
Electronic book
146
Feature films
124
Maps
120
Guides et manuels
118
Handbook
115
Tables
114
Databases
111
Abstracts
108
Pictorial works
107
Academic theses
93
Juvenile literature
92
Guides, manuels, etc
90
Internet videos
90
Biography
89
Internet resource
88
Environmental films
86
Catalogs
85
CD-ROMs
80
Actes de congrès
78
Printed ephemera
76
Périodiques
76
Classification
74
Périodiques
70
Computer network resources
67
Video recordings for the hearing impaired
62
Biographies
59
Laboratory manuals
55
mere ...