APA aipamena

Gertler, P., Martinez, S., Premand, P., Rawlings, L. B., & Vermeersch, C. M. J. (2016). Impact evaluation in practice. World Bank.

Chicago Style aipamena

Gertler, Paul, Sebastian Martinez, Patrick Premand, Laura B. Rawlings, and Christel M. J. Vermeersch. Impact Evaluation in Practice. Washington, D.C: World Bank, 2016.

MLA aipamena

Gertler, Paul, et al. Impact Evaluation in Practice. World Bank, 2016.