Genre
Sources
326
Handbooks, manuals, etc
196
Periodicals
76
Popular works
50
Electronic books
43
Tables
29
Academic theses
17
Newspapers
16
Biography
14
Bibliography
12
Indexes
10
Controversial literature
6
Forms
6
Thèses et écrits académiques
6
Early works to 1800
5
Exhibitions
5
Catalogs
4
Dictionaries
4
Directories
4
History
4
Pamphlets
4
Textbooks
4
Academic Dissertation
3
Case studies
3
Congresses
3
Microform catalogs
3
Statistics
3
Abstracts
2
Archives
2
Digests
2
Electronic journals
2
Examinations, questions, etc
2
Journaux
2
Miscellanea
2
Pictorial works
2
Songs and music
2
Study guides
2
Surveys
2
newspapers
2
Apologetic works
1
Aufsatzsammlung
1
Autobiography
1
Bildband
1
Biographies
1
Cases
1
Charters
1
Chronology
1
Classification
1
Constitution
1
Essays
1
more ...