Genre
Congresses
13,123
Conference papers and proceedings
9,509
Electronic books
8,858
Periodicals
2,170
Handbooks, manuals, etc
1,316
Congrès
807
Handbooks and manuals
620
Databases
592
Congress
548
Case studies
540
Statistics
501
Technical reports
404
Bibliography
389
Electronic journals
353
Congrès
334
History
323
Dictionaries
314
Legislative hearings
295
Internet videos
275
Kongress
246
Périodiques
197
Geographic information systems
194
Criticism, interpretation, etc
191
Periodical
187
Directories
181
Academic theses
177
Bibliographies
171
Software
166
Problems, exercises, etc
159
Government publications
152
Electronic book
141
Textbooks
137
CD-ROMs
136
Catalogs
135
Maps
134
Video recordings
131
Ebook
119
Educational films
118
Instructional films
108
Thèses et écrits académiques
106
Observations
100
Actes de congrès
96
Conference papers and proceedings
95
Périodiques
93
Problems and exercises
93
Rules and practice
92
Aufsatzsammlung
90
Classification
86
congresses
86
Computer network resources
81
more ...