Genre
Conference papers and proceedings
50
Maps
49
Congresses
25
Graphs
14
Charts, diagrams, etc
12
Bibliographies
7
Periodicals
6
Guidebooks
5
CMU author
4
Serial publications
4
Dictionaries
3
Electronic government information
3
Case studies
2
Databases
2
Festschriften
2
Catalogs
1
Handbooks and manuals
1
Indexes
1
Motion pictures
1
Software
1
Technical reports
1