Cita APA

United Nations Economic and Social Commission for Western Asia. (2009). Compendium of environment statistics in the ESCWA region ,2008-2009. United Nations.

Citación estilo Chicago

United Nations Economic and Social Commission for Western Asia. Compendium of Environment Statistics in the ESCWA Region ,2008-2009. New York: United Nations, 2009.

Cita MLA

United Nations Economic and Social Commission for Western Asia. Compendium of Environment Statistics in the ESCWA Region ,2008-2009. United Nations, 2009.