United Nations Development Programme. (2009). Human development report 2009: Overcoming barriers : human mobility and development. United Nations.
Style de citation Chicago (17e éd.)United Nations Development Programme. Human Development Report 2009: Overcoming Barriers : Human Mobility and Development. New York: United Nations, 2009.
Style de citation MLA (9e éd.)United Nations Development Programme. Human Development Report 2009: Overcoming Barriers : Human Mobility and Development. United Nations, 2009.
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