Style de citation APA (7e éd.)

Samways, L. (1997). The 12 secrets of health and happiness. Penguin.

Style de citation Chicago (17e éd.)

Samways, Louise. The 12 Secrets of Health and Happiness. Ringwood, Vic.: Penguin, 1997.

Style de citation MLA (8e éd.)

Samways, Louise. The 12 Secrets of Health and Happiness. Penguin, 1997.