Dyfyniad APA

COOKE, R., & DOORNKAMP, J. (1978). Geomorphology in environmental management: An introduction. Clarendon Press.

Dyfyniad Arddull Chicago

COOKE, R.U, and J.C DOORNKAMP. Geomorphology in Environmental Management: An Introduction. Oxford: Clarendon Press, 1978.

Dyfyniad MLA

COOKE, R.U, and J.C DOORNKAMP. Geomorphology in Environmental Management: An Introduction. Clarendon Press, 1978.

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