Genre
Legislative hearings
24
Handbooks and manuals
14
Conference papers and proceedings
10
Technical reports
8
Bibliographies
6
Congresses
6
Periodicals
6
Literature
4
Geographic information systems
3
Legislative materials
3
Maps
3
Pictures
3
Case studies
2
Dictionaries
2
Guidebooks
2
Video recordings
2
Animal fiction
1
Autobiographies
1
Biographies
1
Catalogs
1
Databases
1
Observers' manuals
1
Posters
1