Dyfyniad APA

(2003). Vehicle emissions standards and inspection and maintenance. Manila: Asian Development Bank.

Dyfyniad Arddull Chicago

Vehicle Emissions Standards and Inspection and Maintenance. Manila: Asian Development Bank, 2003.

Dyfyniad MLA

Vehicle Emissions Standards and Inspection and Maintenance. Manila: Asian Development Bank, 2003.

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