Dyfyniad APA

(2010). Environment matters at the World Bank. World Bank Group.

Dyfyniad Arddull Chicago

Environment Matters at the World Bank. Washington, D.C: World Bank Group, 2010.

Dyfyniad MLA

Environment Matters at the World Bank. World Bank Group, 2010.

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