Cita APA (7a ed.)

Errington, P. L., Sivils, M. W., & Schwartz, C. W. (2015). Of wilderness and wolves. University of Iowa Press.

Cita Chicago Style (17a ed.)

Errington, Paul L., Matthew Wynn Sivils, y Charles Walsh Schwartz. Of Wilderness and Wolves. Iowa City: University of Iowa Press, 2015.

Cita MLA (8a ed.)

Errington, Paul L., et al. Of Wilderness and Wolves. University of Iowa Press, 2015.