Nantarat Tangvitoontham. 2008. Welfare analysis of wastewater treatment charges : a case study of the Bangkok Metropolitan Administration wastewater management system. Faculty of Economics, Chulalongkorn University;
Nantarat Tangvitoontham. (2008) Welfare analysis of wastewater treatment charges : a case study of the Bangkok Metropolitan Administration wastewater management system . Chulalongkorn University/Bangkok.
Nantarat Tangvitoontham. Welfare analysis of wastewater treatment charges : a case study of the Bangkok Metropolitan Administration wastewater management system. . Bangkok:Chulalongkorn University, 2008.
Nantarat Tangvitoontham. (2008) Welfare analysis of wastewater treatment charges : a case study of the Bangkok Metropolitan Administration wastewater management system . Chulalongkorn University/Bangkok.