APA (7th ed.) Citation

Twidale, C. R., & Stehbens, I. R. (1978). The changing surface of the earth. Thomas Nelson (Australia).

Chicago Style (17th ed.) Citation

Twidale, C. R., and I. R. Stehbens. The Changing Surface of the Earth. West Melbourne, Vic.: Thomas Nelson (Australia), 1978.

MLA (8th ed.) Citation

Twidale, C. R., and I. R. Stehbens. The Changing Surface of the Earth. Thomas Nelson (Australia), 1978.