Format
Monograph
1,448,215
Thesis
794,555
Microform
385,605
Serial
94,086
Government Document
58,357
Online Resource
54,696
Conference Proceeding
23,972
Newspaper
19,555
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