Collection
Directory of Open Access Books
24
OAPEN
18
Cambridge Books Online
14
JSTOR Open Access Books
6
Oxford University Press
3
Digi20
2
ACS Symposium Series
1
DeGruyter MPG Collection
1
Editoria Italiana Online
1
Making of Modern Law / Legal Treatises
1
Making of the Modern World
1
World Bank E-Library Archive
1