United Nations. Dept. of Economic and Social Affairs. Population Division. (2009). International migration report 2006: A global assessment. United Nations.
Cita Chicago (17th ed.)United Nations. Dept. of Economic and Social Affairs. Population Division. International Migration Report 2006: A Global Assessment. New York: United Nations, 2009.
Cita MLA (9th ed.)United Nations. Dept. of Economic and Social Affairs. Population Division. International Migration Report 2006: A Global Assessment. United Nations, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.