Genre
Guidebooks
18
Conference papers and proceedings
13
Directories
10
Electronic government information
7
Geological maps
5
Maps
3
Periodicals
3
Serial publications
3
Bibliographies
2
Statistics
2
Technical reports
2
Aerial photographs
1
Autobiographies
1
Biographies
1
Congresses
1
Nomenclature
1
Thematic maps
1