APA-viite (7. p.)

Strahler, A. N., & Strahler, A. H. (1979). Elements of physical geography (2nd ed.). Wiley.

Chicago-viite (17. p.)

Strahler, Arthur Newell, ja Alan H. Strahler. Elements of Physical Geography. 2nd ed. New York: Wiley, 1979.

MLA-viite (9. p.)

Strahler, Arthur Newell, ja Alan H. Strahler. Elements of Physical Geography. 2nd ed. Wiley, 1979.