APA (7th ed.) Citation

McKnight, T. L. (1987). Physical geography: A landscape appreciation (2nd ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

McKnight, Tom L. Physical Geography: A Landscape Appreciation. 2nd ed. Englewood Cliffs, N.J.: Prentice-Hall, 1987.

MLA (8th ed.) Citation

McKnight, Tom L. Physical Geography: A Landscape Appreciation. 2nd ed. Prentice-Hall, 1987.