APA Zitierstil

WHO. (1990). Management of cataract in primary health care services. World Health Organisation.

Chicago Zitierstil

WHO. Management of Cataract in Primary Health Care Services. Geneva: World Health Organisation, 1990.

MLA Zitierstil

WHO. Management of Cataract in Primary Health Care Services. World Health Organisation, 1990.

Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.