APA (7th ed.) Citation

McKnight, T. L., & Hess, D. (2008). Physical geography. Pearson Education.

Chicago Style (17th ed.) Citation

McKnight, Tom L., and Darrel Hess. Physical Geography. New York: Pearson Education, 2008.

MLA (9th ed.) Citation

McKnight, Tom L., and Darrel Hess. Physical Geography. Pearson Education, 2008.