Dyfyniad APA

Haskins, R., & Sawhill, I. V. (2009). Creating an opportunity society. Brookings Institution Press.

Dyfyniad Arddull Chicago

Haskins, Ron, and Isabel V. Sawhill. Creating an Opportunity Society. Washington, D.C.: Brookings Institution Press, 2009.

Dyfyniad MLA

Haskins, Ron, and Isabel V. Sawhill. Creating an Opportunity Society. Brookings Institution Press, 2009.

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