Cita APA

Thorington, R. W., Koprowski, J. L., Steele, M. A., & Whatton, J. F. (2012). Squirrels of the world. Baltimore: Johns Hopkins University Press.

Citación estilo Chicago

Thorington, Richard W.,, John L. Koprowski, Michael A. Steele, y James F. Whatton. Squirrels of the World. Baltimore: Johns Hopkins University Press, 2012.

Cita MLA

Thorington, Richard W.,, John L. Koprowski, Michael A. Steele, y James F. Whatton. Squirrels of the World. Baltimore: Johns Hopkins University Press, 2012.