APA Style
Guo, C., Bielefeld, W. (2014).
Social Entrepreneurship : an evidence - based approach to creating social value .
San Francisco:
Jossey-Bass.
MLA Style
Guo, Chao., Bielefeld, Wolfgang.
"Social Entrepreneurship : an evidence - based approach to creating social value".
San Francisco:
Jossey-Bass,
2014.
Magister Manajemen.