Cita APA

Strahler, A. H., & Strahler, A. N. (1992). Modern physical geography (4th ed.). Wiley.

Citación estilo Chicago

Strahler, Alan H., and Arthur N. Strahler. Modern Physical Geography. 4th ed. New York: Wiley, 1992.

Cita MLA

Strahler, Alan H., and Arthur N. Strahler. Modern Physical Geography. 4th ed. Wiley, 1992.

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