Dyfyniad APA

Organisation for Economic Co-operation and Development, ProQuest (Firm), & Tremolet, S. (2011). Benefits of investing in water and sanitation: An OECD perspective. OECD.

Dyfyniad Arddull Chicago

Organisation for Economic Co-operation and Development, ProQuest (Firm), and Sophie Tremolet. Benefits of Investing in Water and Sanitation: An OECD Perspective. [Paris]: OECD, 2011.

Dyfyniad MLA

Organisation for Economic Co-operation and Development, et al. Benefits of Investing in Water and Sanitation: An OECD Perspective. OECD, 2011.

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