Citação norma APA

World Health Organization. (1996). Management of cataract in primary health care services. World Health Organization.

Citação norma Chicago

World Health Organization. Management of Cataract in Primary Health Care Services. Geneva: World Health Organization, 1996.

Citação norma MLA

World Health Organization. Management of Cataract in Primary Health Care Services. World Health Organization, 1996.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.