APA-ийн эшлэл(7 дахь хэвлэлт)

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.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

McCord, Anna, ба 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.

MLA -ийн эшлэл (9 дэх хэвлэлт)

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