Dyfyniad APA

Martin, D. F., & Padilla, G. . M. (1973). Marine pharmacognosy. Academic press.

Dyfyniad Arddull Chicago

Martin, Dean F., and George M. Padilla. Marine Pharmacognosy. London: Academic press, 1973.

Dyfyniad MLA

Martin, Dean F., and George M. Padilla. Marine Pharmacognosy. Academic press, 1973.

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