Format
Book
365,728
Default
53,371
eBook
40,388
Serial
24,655
Article
23,550
Conference proceeding
10,410
Thesis
9,026
Image
3,380
Book chapter
1,784
Text
1,523
Data
1,271
OER
1,209
Software
1,140
Slide
1,045
Report
912
Microfilm
797
Electronic
774
Preprint
743
Audio/Video
347
DVD
290
Poster
227
Newspaper
129
Audio
116
CD
101
Presentation
91
Physical object
43
Model
31
Event
30
Standard
29
Book Chapter
21
Map
17
Cassette
11
Video
10
Kit
7
Musical Score
7
Photo
6
Database
4
Manuscript
3
Performance
3
Workflow
3
Musical score
2
Atlas
1