APA (7th ed.) Citation

Strahler, A. N. (1968). Physical geography (3d ed.). Wiley.

Chicago Style (17th ed.) Citation

Strahler, Arthur N. Physical Geography. 3d ed. New York: Wiley, 1968.

MLA (8th ed.) Citation

Strahler, Arthur N. Physical Geography. 3d ed. Wiley, 1968.

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