APA引文

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引文

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

警告：这些引文格式不一定是100％准确.