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Dyfyniad Arddull ChicagoWeimer, David L., and Aidan R. Vining. Investing in the Disadvantaged: Assessing the Benefits and Costs of Social Policies. Washington, DC: Georgetown University Press, 2009.
Dyfyniad MLAWeimer, David L., and Aidan R. Vining. Investing in the Disadvantaged: Assessing the Benefits and Costs of Social Policies. Georgetown University Press, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.