Balch, J. F., & Balch, P. A. (1997). Prescription for nutritional healing (2nd ed.). Avery Publishing Group.
Chicago (17e ed.) BronvermeldingBalch, James F., en Phyllis A. Balch. Prescription for Nutritional Healing. 2nd ed. Garden City Park, NY: Avery Publishing Group, 1997.
MLA (9e ed.) BronvermeldingBalch, James F., en Phyllis A. Balch. Prescription for Nutritional Healing. 2nd ed. Avery Publishing Group, 1997.
Let op: Deze citaties zijn niet altijd 100% accuraat.