Format
eBook
42,859
Electronic
21,336
Book
20,425
Video
1,554
Serial
951
Journal
675
DVD
176
Conference Proceeding
174
Newspaper
161
Government Document
147
Thesis
125
VHS
90
Book Chapter
68
Article
35
Microfilm
24
Audio
21
Manuscript
12
Database
11
Kit
9
Map
8
Software
7
CD
5
Photo
4
Blu-ray Disc
1
Musical Score
1
Unknown
1