Collection
O'Reilly
103
wiso-net eBooks
38
Directory of Open Access Books
24
OAPEN
5
Edward Elgar eBook Archive
4
Oxford University Press
4
Emerald Business, Management and Economics eBook Collection Archive
3
DeGruyter MPG Collection
2
Edward Elgar eBooks Collection Business & Economics
2
Making of the Modern World
2
National Center for Biotechnology Information
2
ACS Symposium Series
1
JSTOR Open Access Books
1
Oxford Handbook Online
1
World Bank E-Library Archive
1