Genre
Dictionaries
8
Periodicals
8
Handbooks and manuals
5
Encyclopedias
4
Autobiographies
2
Bibliographies
2
Biographies
2
Conference papers and proceedings
2
Congresses
2
Databases
2
Subject dictionaries
2
Anecdotes
1
Catalogs
1
Classification
1
Directories
1
Festschriften
1
Literature
1
Maps
1
Serial publications
1
Software
1