Khandker, Shahidur R. Handbook on Impact Evaluation : Quantitative Methods and Practices / Shahidur R. Khandker, Gayatri B. Koolwal and Hussain A. Samad. - Washington, D.C. : World Bank, c2010. - xx, 239p. ISBN: 9780821380284 Subjects--Topical Terms: Economic assistance--Evaluation. Dewey Class. No.: 338.90072 / KHA/H