APA aipamena

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

Chicago Style aipamena

Gertler, Paúl J., Sebastian Martinez, Patrick Premand, Laura B. Rawlings, and Christel M. J. Vermeersch. Impact Evaluation in Practice. Second edition. Washington: World Bank Group, 2016.

MLA aipamena

Gertler, Paúl J., et al. Impact Evaluation in Practice. Second edition. World Bank Group, 2016.