APA引文

Martin, E. (1957). Preliminary studies in replanting cacao in Costa Rica.

Citación estilo Chicago

Martin, E.J. Preliminary Studies in Replanting Cacao in Costa Rica. 1957.

MLA引文

Martin, E.J. Preliminary Studies in Replanting Cacao in Costa Rica. 1957.

警告：这些引文格式不一定是100％准确.