APA-čujuhus (7. p.)
World Bank, ebrary, Inc, & Gertler, P. (2011). Impact evaluation in practice. World Bank.
Chicago-čujuhus (17. p.)
World Bank, Inc ebrary, juo Paul Gertler. Impact Evaluation in Practice. Washington, D.C.: World Bank, 2011.
MLA-čujuhus (9. p.)
World Bank, et al. Impact Evaluation in Practice. World Bank, 2011.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.