Genre
Handbooks and manuals
Technical reports
34
Census data
6
Laboratory manuals
5
Statistics
5
Directories
4
Periodicals
4
Indexes
3
Serial publications
3
Databases
2
Vital statistics
2
Bibliographies
1
Biographies
1
Cases
1
Classification
1
Conference papers and proceedings
1
Dictionaries
1
Geographic information systems
1
Guidebooks
1
Maps
1
Officers' handbooks
1
Registers (Lists)
1