World Health Organisation. (1988). WHO Expert Committee on Biological Standardization. World Health Organisation.
Chicago ZitierstilWorld Health Organisation. WHO Expert Committee on Biological Standardization. Geneva: World Health Organisation, 1988.
MLA ZitierstilWorld Health Organisation. WHO Expert Committee on Biological Standardization. World Health Organisation, 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.