APA引文

Christophe, G. (2016). Some considerations on the staple grain production in Central America.

Citación estilo Chicago

Christophe, Guy. Some Considerations On the Staple Grain Production in Central America. 2016.

MLA引文

Christophe, Guy. Some Considerations On the Staple Grain Production in Central America. 2016.

警告：這些引文格式不一定是100％准確.