Format
Book
262,222
eBook
257,770
Electronic
145,748
Microfilm
40,156
Video
36,466
Map
18,743
Unknown
11,466
Serial
7,779
CD
6,403
Text
4,666
Musical Score
4,385
Record
4,242
Journal
2,557
DVD
2,164
VHS
1,042
Audio
788
Photo
672
Software
664
Manuscript
263
Image
259
Slide
184
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