Format
eBook
1,241,275
Book
611,426
Government Document
188,262
Video
99,858
Electronic
91,788
Musical Score
69,760
Audio
57,790
Microfilm
22,637
Thesis
22,545
Journal
21,121
Conference Proceeding
18,871
CD
8,048
DVD
4,690
Serial
4,445
Software
2,520
Map
2,018
Newspaper
675
Manuscript
668
Photo
465
Kit
442
Physical Object
302
VHS
59
Database
53
Cassette
44
Blu-ray Disc
12
Book Chapter
7
Reference Material
3
Slide
2
Globe
1