Cita APA

Strahler, A. N. 1., & Strahler, A. N. 1. (1973). Introduction to physical geography (3. edition.). New York: John Wiley & Sons, Inc..

Citación estilo Chicago

Strahler, Arthur Newell 1918-, y Arthur Newell 1918- Strahler. Introduction to Physical Geography. 3. edition. New York: John Wiley & Sons, Inc., 1973.

Cita MLA

Strahler, Arthur Newell 1918-, y Arthur Newell 1918- Strahler. Introduction to Physical Geography. 3. edition. New York: John Wiley & Sons, Inc., 1973.