Cita APA (7a ed.)

Allen, R. W., Sumner, L., & Monson, G. (1980). The Desert Bighorn: Its Life History, Ecology, and Management. University of Arizona Press.

Cita Chicago Style (17a ed.)

Allen, Rex W., Lowell Sumner, y Gale Monson. The Desert Bighorn: Its Life History, Ecology, and Management. Tucson: University of Arizona Press, 1980.

Cita MLA (8a ed.)

Allen, Rex W., et al. The Desert Bighorn: Its Life History, Ecology, and Management. University of Arizona Press, 1980.