APA引文

Dulin, P. (1982). Agroforestry as an appropriate land use system in the American Tropics.

Citación estilo Chicago

Dulin, P. Agroforestry As an Appropriate Land Use System in the American Tropics. 1982.

MLA引文

Dulin, P. Agroforestry As an Appropriate Land Use System in the American Tropics. 1982.

警告：這些引文格式不一定是100％准確.