(1999). WHO expert committee on biological standardization (1997: Geneva, Switzerland): forrty-eighth report. World Health Organisation.
استشهاد بنمط شيكاغوWHO Expert Committee on Biological Standardization (1997: Geneva, Switzerland): Forrty-eighth Report. Geneva: World Health Organisation, 1999.
MLA استشهادWHO Expert Committee on Biological Standardization (1997: Geneva, Switzerland): Forrty-eighth Report. World Health Organisation, 1999.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.