Dyfyniad APA
ebrary, Inc. (2013). Atlas of global development (4th ed.). World Bank.
Dyfyniad Arddull Chicago
ebrary, Inc. Atlas of Global Development. 4th ed. Washington, D.C.: World Bank, 2013.
Dyfyniad MLA
ebrary, Inc. Atlas of Global Development. 4th ed. World Bank, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.