Style de citation APA (7e éd.)

Willetts, P. (1996). The conscience of the world: The influence of non-governmental organisations in the UN system. Brookings Institution for the David Davies Memorial Institute of International Studies, London.

Style de citation Chicago (17e éd.)

Willetts, Peter. The Conscience of the World: The Influence of Non-governmental Organisations in the UN System. Washington, DC: Brookings Institution for the David Davies Memorial Institute of International Studies, London, 1996.

Style de citation MLA (9e éd.)

Willetts, Peter. The Conscience of the World: The Influence of Non-governmental Organisations in the UN System. Brookings Institution for the David Davies Memorial Institute of International Studies, London, 1996.