Dyfyniad APA

(2004). Vietnam sanitation project Hai Phong component. Washington DC: The World Bank.

Dyfyniad Arddull Chicago

Vietnam Sanitation Project Hai Phong Component. Washington DC: The World Bank, 2004.

Dyfyniad MLA

Vietnam Sanitation Project Hai Phong Component. Washington DC: The World Bank, 2004.

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