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শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিOrganisation for Economic Co-operation and Development. Development Assistance Committee, World Water Council, এবং ProQuest (Firm). Creditor Reporting System: Aid Activities in Support of Water Supply and Sanitation 2001-2006. Paris : Marseille: OECD ; World Water Council, World Water Forum, 2008.
M.L.A (9 ম সংস্করণ) উদ্ধৃতিOrganisation for Economic Co-operation and Development. Development Assistance Committee, et al. Creditor Reporting System: Aid Activities in Support of Water Supply and Sanitation 2001-2006. OECD ; World Water Council, World Water Forum, 2008.