Cita APA (7a ed.)

Walker, E. P., & Warnick, F. (1967). Mammals of the world ([3rd printing].). Johns Hopkins Press.

Cita Chicago Style (17a ed.)

Walker, Ernest Pillsbury, y Florence Warnick. Mammals of the World. [3rd printing]. Baltimore: Johns Hopkins Press, 1967.

Cita MLA (9a ed.)

Walker, Ernest Pillsbury, y Florence Warnick. Mammals of the World. [3rd printing]. Johns Hopkins Press, 1967.