Cofnodi Dyfyniadau

Dyfyniad APA
Organisation for Economic Co-operation and Development & ProQuest (Firm). (2005). Economic evaluation of long-life pavements. OECD.
Dyfyniad Arddull Chicago
Organisation for Economic Co-operation and Development and ProQuest (Firm). Economic Evaluation of Long-life Pavements. Paris: OECD, 2005.
Dyfyniad MLA
Organisation for Economic Co-operation and Development and ProQuest (Firm). Economic Evaluation of Long-life Pavements. OECD, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.