Genre
Electronic books
Case studies
225
Biography
200
Handbooks, manuals, etc
122
Cross-cultural studies
47
Dictionaries
44
Early works to 1800
36
Sources
33
Textbooks
29
Bibliography
28
Interviews
26
Textbooks for foreign speakers
23
Popular works
21
Study guides
20
Problems, exercises, etc
17
Atlases
16
Congresses
16
Translations into English
16
Fiction
15
Correspondence
14
Encyclopedias
14
Scores
13
Terminology
11
Identification
10
Drama
8
Librettos
8
Cases
7
Charts, diagrams, etc
7
Exhibitions
7
Longitudinal studies
7
Piano scores
7
Pictorial works
7
Vocal scores with piano
7
Diaries
6
Film adaptations
6
Chronology
5
Classification
5
Examinations, questions, etc
5
Vocal scores
5
Art
4
Introductions
4
Juvenile literature
4
Maps
4
Miscellanea
4
Outlines, syllabi, etc
4
Self-instruction
4
Texts
4
Catalogs
3
Comparative studies
3
Databases
3
more ...