Robbins, J. (2006). Healthy at 100: The scientifically proven secrets of the world's healthiest and longest-lived peoples. Random House.
Dyfyniad Arddull ChicagoRobbins, John. Healthy at 100: The Scientifically Proven Secrets of the World's Healthiest and Longest-lived Peoples. New York: Random House, 2006.
Dyfyniad MLARobbins, John. Healthy at 100: The Scientifically Proven Secrets of the World's Healthiest and Longest-lived Peoples. Random House, 2006.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.