Genre
Statistics
288
Technical reports
112
Census data
92
Conference papers and proceedings
67
Handbooks and manuals
54
Dictionaries
12
Bibliographies
10
Autobiographies
9
Biographies
9
Case studies
6
Field guides
6
Maps
6
Tables (Data)
6
Family histories
5
Vital statistics
5
Activity books
4
Databases
4
Identification
3
Observations
3
Congresses
2
Directories
2
Encyclopedias
2
Environmental impact statements
2
Periodicals
2
Academic theses
1
Anecdotes
1
Atlases
1
Classification
1
Crossword puzzles
1
Diaries
1
Electronic books
1
Electronic government information
1
Exhibition catalogs
1
Fiction
1
Forecasts
1
Geographic information systems
1
Graphs
1
Guidebooks
1
Illustrated works
1
Indexes
1
Instructional and educational works
1
Interviews
1
Models (Representations)
1
Nomenclature
1
Picture books
1
Reference works
1
Software
1
Subject dictionaries
1
Textbooks
1
Zoological surveys
1