Cita APA (7a ed.)

Crumrine, N. R., & Weigand, P. C. (1987). Ejidos and regions of refuge in Northwestern Mexico. University of Arizona Press.

Cita Chicago Style (17a ed.)

Crumrine, N. Ross, y Phil C. Weigand. Ejidos and Regions of Refuge in Northwestern Mexico. Tucson: University of Arizona Press, 1987.

Cita MLA (9a ed.)

Crumrine, N. Ross, y Phil C. Weigand. Ejidos and Regions of Refuge in Northwestern Mexico. University of Arizona Press, 1987.