APA-referens (7:e uppl.)
Campbell, M. O. (2013). Biogeography, environmental history, and sustainability in coastal Ghana. Nova Science Publishers.
Chicago-referens (17:e uppl.)
Campbell, Michael O'Neal. Biogeography, Environmental History, and Sustainability in Coastal Ghana. New York: Nova Science Publishers, 2013.
MLA-referens (9:e uppl.)
Campbell, Michael O'Neal. Biogeography, Environmental History, and Sustainability in Coastal Ghana. Nova Science Publishers, 2013.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.