APA-referens

Ibanez, M., & Blackman, A. (2015). Environmental and Economic Impacts of Growing Certified Organic Coffee in Colombia.

Chicago-stil citat

Ibanez, Marcela, och Allen Blackman. Environmental and Economic Impacts of Growing Certified Organic Coffee in Colombia. 2015.

MLA-referens

Ibanez, Marcela, och Allen Blackman. Environmental and Economic Impacts of Growing Certified Organic Coffee in Colombia. 2015.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.