Collection
Springer eBooks 2005-
2,942
Springer Book Archives -2004
1,681
O'Reilly
547
ACS Symposium Series
19
Wiley Online Books
10
MIT Press eBook Archive
7
Elsevier ScienceDirect eBooks
6
Oxford University Press
6
Cambridge Books Online
4
ACS Advances in Chemistry
3
Elsevier eBook collection Mathematics
2
Edward Elgar eBook Archive
1
JSTOR Open Access Books
1