Genre
Conference papers and proceedings
11,944
Software
607
Handbooks and manuals
550
Legislative hearings
446
Technical reports
399
Legislative materials
183
Festschriften
176
Academic theses
139
Dictionaries
124
Video recordings
113
Study guides
111
Periodicals
108
Bibliographies
103
Internet videos
81
Statistics
77
Congresses
75
Case studies
66
Databases
64
Biographies
46
Directories
42
Statutes and codes
33
Maps
31
Textbooks
31
Problems and exercises
29
Encyclopedias
27
Geographic information systems
23
Catalogs
21
Video games
21
Digital art
19
Electronic books
19
Fiction
16
Instructional television programs
14
Serial publications
13
Video recordings for the hearing impaired
12
Autobiographies
9
Interviews
9
Literature
9
Nonfiction television programs
9
Census data
8
Drama
8
Feature films
8
Sound recordings
8
Treaties
8
Abstracts
7
Computer-assisted instruction
7
Trial and arbitral proceedings
7
Documentary television programs
6
Pictures
6
Popular works
6
Programmed instructional materials
6
more ...