APA (7e ed.) Bronvermelding

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

Chicago (17e ed.) Bronvermelding

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

MLA (8e ed.) Bronvermelding

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