Format
Monograph
1,448,144
Thesis
794,555
Microform
385,605
Serial
94,082
Government Document
58,345
Online Resource
54,676
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