Format
Electronic
24,434
eBook
21,443
Book
18,210
Journal
3,250
DVD
1,176
Serial
973
Government Document
606
Videocassette
389
Conference Proceeding
278
CD
274
Musical Score
197
Thesis
95
Microfilm
65
Vinyl Record
58
Zines
50
Newspaper
30
Audiocassette
15
Microform book
13
CD-ROM or DVD-ROM
9
Laserdisc
5
Map
3
Video
3
Archives and Manuscripts
2
Database
2
Software
2
Blu-ray
1
Other Media
1
Video game
1