Genre
Statistics
101
Legislative hearings
37
Longitudinal studies
20
Case studies
9
Handbooks and manuals
5
Legislative materials
5
Video recordings
5
Periodicals
4
Bibliographies
3
Databases
3
Documentary films
3
Educational films
3
Census data
2
Cross-cultural studies
2
Instructional films
2
Academic theses
1
Biographical films
1
Conference papers and proceedings
1
Congresses
1
Electronic books
1
Examinations
1
Interactive multimedia
1
Nonfiction films
1
Serial publications
1
Video recordings for the hearing impaired
1