Genre
Conference papers and proceedings
459
Case studies
409
Congresses
385
Periodicals
211
Electronic books
209
Biographies
154
Biography
121
Video recordings
84
Statistics
72
Documentary films
64
Autobiographies
50
Interviews
44
Bibliographies
37
Bibliography
37
Sources
32
Festschriften
26
Illustrated works
24
Pictorial works
24
Video recordings for the hearing impaired
23
Cross-cultural studies
20
Feature films
20
Nonfiction films
20
Handbooks and manuals
19
Handbooks, manuals, etc
18
Longitudinal studies
16
Directories
11
Documentary television programs
8
Spanish language films
8
Encyclopedias
7
Yearbooks
7
Cases
6
Forecasts
6
Dictionaries
5
Personal narratives
5
Catalogs
4
Italian language films
4
Personal correspondence
4
Abstracts
3
Academic theses
3
Biographical films
3
Correspondence
3
French language films
3
Problems and exercises
3
Problems, exercises, etc
3
American
2
Chinese language films
2
Classification
2
Exhibition catalogs
2
Exhibitions
2
History
2
more ...