Genre
Encyclopedias
24
Dictionaries
13
Bibliographies
8
Handbooks and manuals
5
Periodicals
5
Reference works
5
Indexes
3
Serial publications
3
Style manuals
2
Abstracts
1
Biographies
1
Directories
1
Guidebooks
1
Juvenile works
1
Literature
1
Quotations
1
Reviews
1
Sayings
1
Title abbreviations
1
Yearbooks
1