Genre
Periodicals
179
Statistics
80
Directories
24
Congresses
13
Yearbooks
10
Classification
8
Bibliography
6
Electronic books
4
Catalogs
3
Newspapers
3
Archives
2
Collections
2
Indexes
2
Sources
2
Biography
1
Case studies
1
Early works to 1800
1
Exhibitions
1
Handbooks, manuals, etc
1
Microform catalogs
1
Textbooks
1