Dyfyniad APA

Organisation for Economic Co-operation and Development. (1978). Clean fuel supply. OECD.

Dyfyniad Arddull Chicago

Organisation for Economic Co-operation and Development. Clean Fuel Supply. Paris: OECD, 1978.

Dyfyniad MLA

Organisation for Economic Co-operation and Development. Clean Fuel Supply. OECD, 1978.

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