APA Цитирование

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

Chicago-стиль цитирования

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

MLA-цитирование

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

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.