Format
Book
262,838
eBook
259,791
Electronic
146,377
Microfilm
40,156
Video
36,646
Map
18,759
Unknown
11,623
Serial
7,857
CD
6,402
Text
4,666
Musical Score
4,386
Record
4,245
Journal
2,557
DVD
2,167
VHS
1,042
Audio
789
Photo
674
Software
663
Manuscript
265
Image
259
Slide
185
StillImage
141
Cassette
115
Still Image
33
Blu-ray Disc
24
Kit
19
Text; Still Image
19
Brochure
17
Sensor Image
16
Physical Object
13
Newspaper
11
Book Chapter
10
Other
8
Braille
2
Article
1
Globe
1
StillImage; Text
1
Type
1
speeches
1
text
1