Dyfyniad APA

Walters, C. (1986). Adaptive management of renewable resources. Macmillan.

Dyfyniad Arddull Chicago

Walters, Carl. Adaptive Management of Renewable Resources. London: Macmillan, 1986.

Dyfyniad MLA

Walters, Carl. Adaptive Management of Renewable Resources. Macmillan, 1986.

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