United Nations. (1973). A crime against humanity: Questions and answers on apartheid in South Africa. United Nations.
Cita Chicago (17th ed.)United Nations. A Crime Against Humanity: Questions and Answers on Apartheid in South Africa. [Paris]: United Nations, 1973.
Cita MLA (8th ed.)United Nations. A Crime Against Humanity: Questions and Answers on Apartheid in South Africa. United Nations, 1973.
Atenció: Aquestes cites poden no estar 100% correctes.