APA引文

Moreno, R., & Saunders, J. L. (1978). A farming system research approach for small farms of Central America.

Citación estilo Chicago

Moreno, Raúl, y Joseph L. Saunders. A Farming System Research Approach for Small Farms of Central America. 1978.

MLA引文

Moreno, Raúl, y Joseph L. Saunders. A Farming System Research Approach for Small Farms of Central America. 1978.

警告：這些引文格式不一定是100％准確.