APA (7. basım) Alıntı

Ocampo Lopez, O. L., & Alvarez-Herrera, L. M. (2017). Trend in Coffee Production and Consumption in Colombia. Universidad Pedagógica y Tecnológica de Colombia.

Chicago Style (17. basım) Atıf

Ocampo Lopez, Olga Lucía, ve Lina Maria Alvarez-Herrera. Trend in Coffee Production and Consumption in Colombia. Universidad Pedagógica y Tecnológica de Colombia, 2017.

MLA (9th ed.) Atıf

Ocampo Lopez, Olga Lucía, ve Lina Maria Alvarez-Herrera. Trend in Coffee Production and Consumption in Colombia. Universidad Pedagógica y Tecnológica de Colombia, 2017.