Format
eBook
1,128,490
Book
587,860
Government Document
187,565
Video
95,052
Journal
36,365
Electronic
28,656
Microfilm
22,171
Thesis
22,095
Audio
20,988
Musical Score
19,072
Conference Proceeding
18,194
Serial
6,514
DVD
4,206
CD
2,528
Map
2,000
Software
1,376
Newspaper
674
Manuscript
631
Kit
438
Photo
341
Physical Object
216
Database
62
VHS
57
Cassette
34
Unknown
33
Blu-ray Disc
11
Book Chapter
7
Reference Material
3
Slide
2
Globe
1