World Bank, ebrary, Inc, & Gertler, P. (2011). Impact evaluation in practice. World Bank.
Chicagoスタイル(17版)引用形式World Bank, Inc ebrary, , Paul Gertler. Impact Evaluation in Practice. Washington, D.C.: World Bank, 2011.
MLA(9版)引用形式World Bank, et al. Impact Evaluation in Practice. World Bank, 2011.
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