APA-referens (7:e uppl.)
Ginn, W. J. (2005). Investing in nature: Case studies of land conservation in collaboration with business. Island Press.
Chicago-referens (17:e uppl.)
Ginn, William J. Investing in Nature: Case Studies of Land Conservation in Collaboration with Business. Washington: Island Press, 2005.
MLA-referens (9:e uppl.)
Ginn, William J. Investing in Nature: Case Studies of Land Conservation in Collaboration with Business. Island Press, 2005.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.