APA (7th ed.) Citation

Allen, P. A. (1997). Earth surface processes. Blackwell Science.

Chicago Style (17th ed.) Citation

Allen, Philip A. Earth Surface Processes. Oxford Malden, Mass: Blackwell Science, 1997.

MLA (8th ed.) Citation

Allen, Philip A. Earth Surface Processes. Blackwell Science, 1997.

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