Bogert, L. J. (1939). Nutrition and physical fitness (3d ed., fully rev. and reset.). W. B. Saunders company.
Dyfyniad Arddull ChicagoBogert, L. Jean. Nutrition and Physical Fitness. 3d ed., fully rev. and reset. Philadelphia and London: W. B. Saunders company, 1939.
Dyfyniad MLABogert, L. Jean. Nutrition and Physical Fitness. 3d ed., fully rev. and reset. W. B. Saunders company, 1939.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.