APA (7th ed.) Citation

Edington, J. M., & Edington, M. A. (1986). Ecology, recreation, and tourism. Cambridge University Press.

Chicago Style (17th ed.) Citation

Edington, John M., and M Ann Edington. Ecology, Recreation, and Tourism. Cambridge: Cambridge University Press, 1986.

MLA (9th ed.) Citation

Edington, John M., and M Ann Edington. Ecology, Recreation, and Tourism. Cambridge University Press, 1986.