Gethin, K. (2011). Body by design: The complete 12-week plan to transform your body forever (1st Touchstone hardcover ed.). Simon & Schuster.
Cita Chicago Style (17a ed.)Gethin, Kris. Body by Design: The Complete 12-week Plan to Transform Your Body Forever. 1st Touchstone hardcover ed. New York: Simon & Schuster, 2011.
Cita MLA (8a ed.)Gethin, Kris. Body by Design: The Complete 12-week Plan to Transform Your Body Forever. 1st Touchstone hardcover ed. Simon & Schuster, 2011.
Precaución: Estas citas no son 100% exactas.