Dyfyniad APA

World Bank. (2006). Infrastructure at the crossroads: Lessons from 20 years of World Bank experience. World Bank.

Dyfyniad Arddull Chicago

World Bank. Infrastructure at the Crossroads: Lessons from 20 Years of World Bank Experience. Washington, D.C.: World Bank, 2006.

Dyfyniad MLA

World Bank. Infrastructure at the Crossroads: Lessons from 20 Years of World Bank Experience. World Bank, 2006.

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