United Nations Economic and Social Commission for Western Asia. (2009). Compendium of environment statistics in the ESCWA region ,2008-2009. United Nations.
Style de citation Chicago (17e éd.)United Nations Economic and Social Commission for Western Asia. Compendium of Environment Statistics in the ESCWA Region ,2008-2009. New York: United Nations, 2009.
Style de citation MLA (9e éd.)United Nations Economic and Social Commission for Western Asia. Compendium of Environment Statistics in the ESCWA Region ,2008-2009. United Nations, 2009.
Attention : ces citations peuvent ne pas être correctes à 100%.