Gienger, M., & Mick, A. (1998). Crystal power, crystal healing: The complete handbook. Cassell.
Citación estilo ChicagoGienger, Michael, and Astrid Mick. Crystal Power, Crystal Healing: The Complete Handbook. London: Cassell, 1998.
Cita MLAGienger, Michael, and Astrid Mick. Crystal Power, Crystal Healing: The Complete Handbook. Cassell, 1998.
Warning: These citations may not always be 100% accurate.