McCord, A., & Villiers, P. d. (2012). Public works and social protection in sub-Saharan Africa: Do public works work for the poor? United Nations University Press.

McCord, Anna, and Pauline de Villiers. Public Works and Social Protection in Sub-Saharan Africa: Do Public Works Work for the Poor? Tokyo ; New York: United Nations University Press, 2012.

McCord, Anna, and Pauline de Villiers. Public Works and Social Protection in Sub-Saharan Africa: Do Public Works Work for the Poor? United Nations University Press, 2012.