MLA

Pert, Candace B, and Deepak Chopra. Molecules of Emotion : Why You Feel the Way You Feel. London: Simon and Schuster, 1997.

APA

Pert, C. B, & Chopra, D. (1997). Molecules of emotion : why you feel the way you feel. London: Simon and Schuster.

Chicago

Pert, Candace B., and Deepak Chopra. Molecules of Emotion: Why You Feel the Way You Feel. London: Simon and Schuster, 1997.