Reader's Digest Association. (2000). The healing power of vitamins, minerals & herbs. Reader's Digest.
Cita Chicago (17th ed.)Reader's Digest Association. The Healing Power of Vitamins, Minerals & Herbs. Sydney: Reader's Digest, 2000.
Cita MLA (8th ed.)Reader's Digest Association. The Healing Power of Vitamins, Minerals & Herbs. Reader's Digest, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.