Cita APA (7a ed.)

Beidleman, R. G. (2006). California's Frontier Naturalists. University of California Press.

Cita Chicago Style (17a ed.)

Beidleman, Richard G. California's Frontier Naturalists. Berkeley: University of California Press, 2006.

Cita MLA (8a ed.)

Beidleman, Richard G. California's Frontier Naturalists. University of California Press, 2006.