Birdsall, N. (1993). Social development is economic development. Policy Research Department, World Bank.
Cita Chicago (17th ed.)Birdsall, Nancy. Social Development Is Economic Development. Washington, D.C: Policy Research Department, World Bank, 1993.
Cita MLA (9th ed.)Birdsall, Nancy. Social Development Is Economic Development. Policy Research Department, World Bank, 1993.
Atenció: Aquestes cites poden no estar 100% correctes.