APA (7th ed.) Citation
Hess, D., & McKnight, T. L. (2016). Mcknight's physical geography: A landscape appreciation (12th ed.). Pearson.
Chicago Style (17th ed.) Citation
Hess, Darrel, and Tom L. McKnight. Mcknight's Physical Geography: A Landscape Appreciation. 12th ed. Hoboken, NJ: Pearson, 2016.
MLA (9th ed.) Citation
Hess, Darrel, and Tom L. McKnight. Mcknight's Physical Geography: A Landscape Appreciation. 12th ed. Pearson, 2016.
Warning: These citations may not always be 100% accurate.