Citação norma APA

The United Nations at 50 notes for speakers. United Nations. Department of Public Information.

Citação norma Chicago

The United Nations at 50 Notes for Speakers. United Nations. Department of Public Information.

Citação norma MLA

The United Nations at 50 Notes for Speakers. United Nations. Department of Public Information.

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