(1996). Trace Elements in Human Nutrition and Health. World Health Organization.
Cita Chicago (17th ed.)Trace Elements in Human Nutrition and Health. Ginebra: World Health Organization, 1996.
Cita MLA (9th ed.)Trace Elements in Human Nutrition and Health. World Health Organization, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.