APA (7th ed.) Citation

McKnight, T. L., & Hess, D. Physical geography: A landscape appreciation (6a ed.).

Chicago Style (17th ed.) Citation

McKnight, Tom L., and Darrel Hess. Physical Geography: A Landscape Appreciation. 6a ed.

MLA (8th ed.) Citation

McKnight, Tom L., and Darrel Hess. Physical Geography: A Landscape Appreciation. 6a ed.

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