World Bank & Gertler, P. (2011). Impact evaluation in practice. World Bank.
Citación estilo ChicagoWorld Bank and Paul Gertler. Impact Evaluation in Practice. Washington, D.C.: World Bank, 2011.
Cita MLAWorld Bank and Paul Gertler. Impact Evaluation in Practice. World Bank, 2011.
Warning: These citations may not always be 100% accurate.