Format
eBook
1,238,816
Book
611,495
Government Document
188,023
Electronic
140,204
Video
99,446
Musical Score
69,606
Audio
57,591
Microfilm
22,638
Thesis
22,540
Conference Proceeding
18,804
Journal
8,250
CD
8,048
DVD
4,690
Serial
3,652
Software
2,521
Map
2,018
Manuscript
668
Newspaper
532
Photo
465
Kit
442
Physical Object
302
VHS
59
Database
50
Cassette
44
Blu-ray Disc
12
Book Chapter
7
Reference Material
3
Slide
2
Globe
1