Genre
Encyclopedias
12
History
11
Databases
5
Electronic books
5
Reference works
5
Electronic reference sources
4
Online databases
4
Sources
4
Imprints
3
Periodicals
3
Video recordings
2
Autobiographies
1
Bibliographies
1
Bibliography
1
Criticism, interpretation, etc
1
Documentary television programs
1
Early works to 1800
1
Educational television programs
1
Encyclopedia
1
Encyclopédies
1
Encyclopédies
1
Essais
1
Essay
1
Essays
1
Full-text databases
1
Illustrated works
1
Juvenile literature
1
Miscellanea
1
Ouvrages de référence
1
Périodiques
1
Pictorial works
1
Périodiques
1
Reference sources
1
Television series
1
Trivia and miscellanea
1
Video recordings for the hearing impaired
1
autobiographies (literary works)
1
encyclopedias
1
essays
1