Trémolet, S. (2011). Benefits of investing in water and sanitation: An OECD perspective. OECD.
Lua i Stíl Chicago (17ú heag.)Trémolet, Sophie. Benefits of Investing in Water and Sanitation: An OECD Perspective. [Paris]: OECD, 2011.
Lua MLA (9ú heag.)Trémolet, Sophie. Benefits of Investing in Water and Sanitation: An OECD Perspective. OECD, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.