APA (7th ed.) Citation

Alle, W. C., & Schmidt, K. P. (1966). Ecological animal geography (2a. ed.). John Wiley.

Chicago Style (17th ed.) Citation

Alle, W. C., and Karl P. Schmidt. Ecological Animal Geography. 2a. ed. Nueva York: John Wiley, 1966.

MLA (9th ed.) Citation

Alle, W. C., and Karl P. Schmidt. Ecological Animal Geography. 2a. ed. John Wiley, 1966.