Cita APA (7th ed.)

Dicht, R. F., & Luthy, A. D. (2005). Coryphantha: Cacti of Mexico and Southern USA. Springer-Verlag.

Cita Chicago (17th ed.)

Dicht, Reto F., i Adrian D. Luthy. Coryphantha: Cacti of Mexico and Southern USA. Berlin, Heidelberg: Springer-Verlag, 2005.

Cita MLA (8th ed.)

Dicht, Reto F., i Adrian D. Luthy. Coryphantha: Cacti of Mexico and Southern USA. Springer-Verlag, 2005.