Dyfyniad APA

Richards, K. (1987). River channels: Environment and process. Basil Blackwell.

Dyfyniad Arddull Chicago

Richards, Keith. River Channels: Environment and Process. London: Basil Blackwell, 1987.

Dyfyniad MLA

Richards, Keith. River Channels: Environment and Process. Basil Blackwell, 1987.

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