APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (8e ed.) Bronvermelding

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