Franklin

MLA

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

APA

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

Chicago

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