National Water Resources Board (Philippines), Asian Development Bank, & IDP Consult, Inc. (2005). Tariff model for private water utilities regulated by the national water resources board: User's manual. National Water Resources Board.
Čikaški stil citiranja (17. izdanje)National Water Resources Board (Philippines), Asian Development Bank, i Inc IDP Consult. Tariff Model for Private Water Utilities Regulated by the National Water Resources Board: User's Manual. Quezon City: National Water Resources Board, 2005.
MLA način citiranja (9. izdanje)National Water Resources Board (Philippines), et al. Tariff Model for Private Water Utilities Regulated by the National Water Resources Board: User's Manual. National Water Resources Board, 2005.
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