Cita APA (7th ed.)

Organisation for Economic Co-operation and Development. Secretary-General, OECD iLibrary, ProQuest (Firm), & Tremolet, S. (2011). Meeting the challenge of financing water and sanitation: Tools and approaches. OECD.

Cita Chicago (17th ed.)

Organisation for Economic Co-operation and Development. Secretary-General, OECD iLibrary, ProQuest (Firm), i Sophie Tremolet. Meeting the Challenge of Financing Water and Sanitation: Tools and Approaches. Paris: OECD, 2011.

Cita MLA (9th ed.)

Organisation for Economic Co-operation and Development. Secretary-General, et al. Meeting the Challenge of Financing Water and Sanitation: Tools and Approaches. OECD, 2011.