Vitamin and mineral requirements in human nutrition (2nd ed.). World Health Organisation.
Chicago ZitierstilVitamin and Mineral Requirements in Human Nutrition. 2nd ed. Geneva: World Health Organisation.
MLA ZitierstilVitamin and Mineral Requirements in Human Nutrition. 2nd ed. World Health Organisation.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.