APA citiranje

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

Citación estilo Chicago

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

MLA citiranje

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