van de Walle, D. (2008). Impact evaluation of rural road projects. World Bank, Poverty Reduction and Economic Management, Thematic Group on Poverty Analysis, Monitoring and Impact Evaluation.
Chicago-viite (17. p.)van de Walle, Dominique. Impact Evaluation of Rural Road Projects. Washington, D.C: World Bank, Poverty Reduction and Economic Management, Thematic Group on Poverty Analysis, Monitoring and Impact Evaluation, 2008.
MLA-viite (9. p.)van de Walle, Dominique. Impact Evaluation of Rural Road Projects. World Bank, Poverty Reduction and Economic Management, Thematic Group on Poverty Analysis, Monitoring and Impact Evaluation, 2008.
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