Collection
ACS Advances in Chemistry
5
ACS Symposium Series
44
Cambridge Books Online
2
DeGruyter MPG Collection
1
Directory of Open Access Books
356
Editoria Italiana Online
1
Eighteenth Century Collections Online / ECCO
18
Elsevier ScienceDirect eBooks
3
Henry Stewart Talks
15
JSTOR Open Access Books
2
Making of the Modern World
47
National Center for Biotechnology Information
13
O'Reilly
3
OAPEN
11
Oxford University Press
2
World Bank E-Library Archive
88