Dyfyniad APA

(2011). Sustainability report: Asian Development Bank. Asian Development Bank.

Dyfyniad Arddull Chicago

Sustainability Report: Asian Development Bank. Manila,Philippines: Asian Development Bank, 2011.

Dyfyniad MLA

Sustainability Report: Asian Development Bank. Asian Development Bank, 2011.

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