Dyfyniad APA

Organisation for Economic Co-operation and Development. (2012). Meeting the water reform challenge. OECD.

Dyfyniad Arddull Chicago

Organisation for Economic Co-operation and Development. Meeting the Water Reform Challenge. Paris, France: OECD, 2012.

Dyfyniad MLA

Organisation for Economic Co-operation and Development. Meeting the Water Reform Challenge. OECD, 2012.

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