Genre
Video recordings
1,901
Internet videos
1,700
Statistics
1,147
Instructional television programs
1,077
Educational films
823
Conference papers and proceedings
773
Handbooks and manuals
728
Periodicals
724
Legislative hearings
537
Nonfiction television programs
462
Case studies
365
Bibliographies
286
Documentary television programs
252
Legislative materials
215
Instructional and educational works
167
Biographies
145
Directories
139
Congresses
131
Longitudinal studies
114
Technical reports
86
Academic theses
79
Serial publications
77
Databases
69
Statutes and codes
68
Dictionaries
57
Picture books
56
Catalogs
52
Encyclopedias
52
Fiction
49
Television interviews
48
Cross-cultural studies
47
Treaties
47
Study guides
46
Video recordings for the hearing impaired
40
Abstracts
38
Drama
38
Nonfiction films
37
Examinations
36
Documentary films
35
Sound recordings
35
Software
33
Educational games
31
Educational television programs
31
Autobiographies
28
Literature
28
Comics (Graphic works)
23
Feature films
23
Graphic novels
23
Festschriften
22
Speeches
22
more ...