APA (7th ed.) Citation

Christopherson, R. W. (2009). Landforms: Geosystems : an introduction to physical geography ([Seventh edition], Second Custom Edition fot the University of Memphis, Department of Earth Sciences.). Custom Publishing.

Chicago Style (17th ed.) Citation

Christopherson, Robert W. Landforms: Geosystems : An Introduction to Physical Geography. [Seventh edition], Second Custom Edition fot the University of Memphis, Department of Earth Sciences. New York: Custom Publishing, 2009.

MLA (9th ed.) Citation

Christopherson, Robert W. Landforms: Geosystems : An Introduction to Physical Geography. [Seventh edition], Second Custom Edition fot the University of Memphis, Department of Earth Sciences. Custom Publishing, 2009.