Dyfyniad APA

World Bank. (2015). World Development Report 2015: Mind, Society and Behavior. World Bank Group.

Dyfyniad Arddull Chicago

World Bank. World Development Report 2015: Mind, Society and Behavior. Washington: World Bank Group, 2015.

Dyfyniad MLA

World Bank. World Development Report 2015: Mind, Society and Behavior. World Bank Group, 2015.

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