APA (7th ed.) Citation

Simpson, L. (2005). The book of crystal healing. Octopus Publishing Group Ltd.

Chicago Style (17th ed.) Citation

Simpson, Liz. The Book of Crystal Healing. London: Octopus Publishing Group Ltd, 2005.

MLA (9th ed.) Citation

Simpson, Liz. The Book of Crystal Healing. Octopus Publishing Group Ltd, 2005.

Warning: These citations may not always be 100% accurate.