Dicht, R. F., & Luthy, A. D. (2005). Coryphantha: Cacti of Mexico and Southern USA. Springer-Verlag.
芝加哥风格引文Dicht, Reto F., 与 Adrian D. Luthy. Coryphantha: Cacti of Mexico and Southern USA. Berlin, Heidelberg: Springer-Verlag, 2005.
MLA引文Dicht, Reto F., 与 Adrian D. Luthy. Coryphantha: Cacti of Mexico and Southern USA. Springer-Verlag, 2005.
警告：这些引文格式不一定是100％准确.