APA引文

Clawson,Marion. (1964). Natural resources and international development. The Johns Hopkins Press.

Chicago Edition Citation

Clawson,Marion. Natural Resources and International Development. Baltimore: The Johns Hopkins Press, 1964.

MLA引文

Clawson,Marion. Natural Resources and International Development. The Johns Hopkins Press, 1964.

警告：這些引文格式不一定是100％准確.