Dyfyniad APA

World Bank. (1998). Assessing aid: What works, what doesn't, and why. Oxford University Press.

Dyfyniad Arddull Chicago

World Bank. Assessing Aid: What Works, What Doesn't, and Why. Washington, D.C.: Oxford University Press, 1998.

Dyfyniad MLA

World Bank. Assessing Aid: What Works, What Doesn't, and Why. Oxford University Press, 1998.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.