APA (7th ed.) Citation

Thorn, C. E. (1988). An introduction to theoretical geomorphology / Colin E. Thorn. Unwin Hyman.

Chicago Style (17th ed.) Citation

Thorn, Colin E. An Introduction to Theoretical Geomorphology / Colin E. Thorn. London: Unwin Hyman, 1988.

MLA (9th ed.) Citation

Thorn, Colin E. An Introduction to Theoretical Geomorphology / Colin E. Thorn. Unwin Hyman, 1988.

Warning: These citations may not always be 100% accurate.