APA (7th ed.) Zitazioa

Trémolet, S. (2011). Meeting the challenge of financing water and sanitation: Tools and approaches. OECD.

Chicago Style (17th ed.) Zitazioa

Trémolet, Sophie. Meeting the Challenge of Financing Water and Sanitation: Tools and Approaches. Paris: OECD, 2011.

MLA (9th ed.) Zitazioa

Trémolet, Sophie. Meeting the Challenge of Financing Water and Sanitation: Tools and Approaches. OECD, 2011.