Genre
Treaties
1,091
Conference papers and proceedings
279
Handbooks and manuals
82
Atlases
26
Case studies
20
Technical reports
20
Encyclopedias
19
Statistics
17
Dictionaries
15
Congresses
10
Biographies
9
Catalogs
8
Environmental impact statements
8
Festschriften
8
Illustrated works
7
Academic theses
6
Bibliographies
6
Statutes and codes
5
Maps
4
Textbooks
4
Classification
3
Laboratory manuals
3
Problems and exercises
3
Electronic government information
2
Graphs
2
Guidebooks
2
Identification
2
Music
2
Outlines and syllabi
2
Teachers' guides
2
Anatomical atlases
1
Anecdotes
1
Architectural drawings
1
Autobiographies
1
Catalogs and collections
1
Chronologies
1
Classifications
1
Databases
1
Essays
1
Field guides
1
Geographic information systems
1
Indexes
1
Instructional and educational works
1
Legends
1
Legislative materials
1
Multilingual dictionaries
1
Periodicals
1
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1
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