Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.