APA (7th ed.) Citation

Thorington, R. W., & Ferrell, K. (2006). Squirrels: The animal answer guide. Johns Hopkins University Press.

Chicago Style (17th ed.) Citation

Thorington, Richard W., and Katie Ferrell. Squirrels: The Animal Answer Guide. Baltimore: Johns Hopkins University Press, 2006.

MLA (9th ed.) Citation

Thorington, Richard W., and Katie Ferrell. Squirrels: The Animal Answer Guide. Johns Hopkins University Press, 2006.