Chopra, D. (2009). The ultimate happiness prescription: 7 keys to joy and enlightenment. Harmony Books.
Style de citation Chicago (17e éd.)Chopra, Deepak. The Ultimate Happiness Prescription: 7 Keys to Joy and Enlightenment. New York: Harmony Books, 2009.
Style de citation MLA (8e éd.)Chopra, Deepak. The Ultimate Happiness Prescription: 7 Keys to Joy and Enlightenment. Harmony Books, 2009.
Attention : ces citations peuvent ne pas être correctes à 100%.