Ibanez, M., & Blackman, A. (2015). Environmental and Economic Impacts of Growing Certified Organic Coffee in Colombia.
استشهاد بنمط شيكاغوIbanez, Marcela, و Allen Blackman. Environmental and Economic Impacts of Growing Certified Organic Coffee in Colombia. 2015.
MLA استشهادIbanez, Marcela, و Allen Blackman. Environmental and Economic Impacts of Growing Certified Organic Coffee in Colombia. 2015.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.