Cita APA (7a ed.)

Weniger, D. (1969). Cacti of the Southwest. University of Texas Press.

Cita Chicago Style (17a ed.)

Weniger, Del. Cacti of the Southwest. Austin: University of Texas Press, 1969.

Cita MLA (8a ed.)

Weniger, Del. Cacti of the Southwest. University of Texas Press, 1969.