Singh, A. (2000). Global economic trends and social development. United Nations Research Institute for Social Development.
Cita Chicago (17th ed.)Singh, Ajit. Global Economic Trends and Social Development. Geneva, Switzerland: United Nations Research Institute for Social Development, 2000.
Cita MLA (9th ed.)Singh, Ajit. Global Economic Trends and Social Development. United Nations Research Institute for Social Development, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.