Collection
Springer Book Archives -2004
344
Springer eBooks 2005-
343
Directory of Open Access Books
188
ACS Symposium Series
47
RSC eBook Collection 1968-2009
15
O'Reilly
13
ACS Advances in Chemistry
11
Cambridge Books Online
7
Elsevier ScienceDirect eBooks
3
Springer Lecture Notes Archiv 1964-1996
2
Henry Stewart Talks
1
Netlibrary
1
Oxford University Press
1
Springer Protocols Archive 1981-2004
1
Wiley Online Books
1