Cita APA (7a ed.)

STRAHLER, A. N., & STRAHLER, A. H. (1977). Geography and man's environment. John Wiley and Sons.

Cita Chicago Style (17a ed.)

STRAHLER, Arthur N., y Alan H. STRAHLER. Geography and Man's Environment. New York: John Wiley and Sons, 1977.

Cita MLA (9a ed.)

STRAHLER, Arthur N., y Alan H. STRAHLER. Geography and Man's Environment. John Wiley and Sons, 1977.