APA (7th ed.) Citation

Strahler, A. N. (1975). Physical geography (4. ed.). Wiley.

Chicago Style (17th ed.) Citation

Strahler, Arthur Newell. Physical Geography. 4. ed. New York u.a: Wiley, 1975.

MLA (9th ed.) Citation

Strahler, Arthur Newell. Physical Geography. 4. ed. Wiley, 1975.