Finch, C. E., & Schneider, E. L. (1985). Handbook of the biology of aging (2nd ed.). Van Nostrand Reinhold Company.
Dyfyniad Arddull ChicagoFinch, Caleb E., and Edward L. Schneider. Handbook of the Biology of Aging. 2nd ed. New York: Van Nostrand Reinhold Company, 1985.
Dyfyniad MLAFinch, Caleb E., and Edward L. Schneider. Handbook of the Biology of Aging. 2nd ed. Van Nostrand Reinhold Company, 1985.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.