Format
Monograph
1,448,206
Thesis
794,553
Microform
385,605
Serial
94,086
Government Document
58,353
Online Resource
54,685
Conference Proceeding
23,972
Newspaper
19,554
Manuscript
2,200
Photo
1,209
Musical Score
1,041
Software
949
Map
467
Kit
411
Database
34
Audio
31
Video
27
CD
26
DVD
19
Unknown
8
Cassette
6
Slide
4
VHS
3