United Nations. Department of Economic and Social Affairs. Population Division. (2013). World population policies 2013. United Nations.
Style de citation Chicago (17e éd.)United Nations. Department of Economic and Social Affairs. Population Division. World Population Policies 2013. New York: United Nations, 2013.
Style de citation MLA (8e éd.)United Nations. Department of Economic and Social Affairs. Population Division. World Population Policies 2013. United Nations, 2013.
Attention : ces citations peuvent ne pas être correctes à 100%.