Dyfyniad APA

WB. (2003). Programmatic environmental impact assessment; vol.1: Main report. Washington DC: The World Bank.

Dyfyniad Arddull Chicago

WB. Programmatic Environmental Impact Assessment; Vol.1: Main Report. Washington DC: The World Bank, 2003.

Dyfyniad MLA

WB. Programmatic Environmental Impact Assessment; Vol.1: Main Report. Washington DC: The World Bank, 2003.

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