Dyfyniad APA

(2011). Human development report 2011: Sustainability and equity: a better future for all. New York: United Nations.

Dyfyniad Arddull Chicago

Human Development Report 2011: Sustainability and Equity: A Better Future for All. New York: United Nations, 2011.

Dyfyniad MLA

Human Development Report 2011: Sustainability and Equity: A Better Future for All. New York: United Nations, 2011.

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