Dyfyniad APA

Institute of British Geographers' Conference (1987 : Portsmouth, England), & Hooke, J. (1988). Geomorphology in environmental planning. Wiley.

Dyfyniad Arddull Chicago

Institute of British Geographers' Conference (1987 : Portsmouth, England), and J.M Hooke. Geomorphology in Environmental Planning. Chichester, Eng: Wiley, 1988.

Dyfyniad MLA

Institute of British Geographers' Conference (1987 : Portsmouth, England), and J.M Hooke. Geomorphology in Environmental Planning. Wiley, 1988.

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