The Study on the provincial water supply, sewerage and sanitation sector plan in the Republic of the Philippines : summary report : provincial water supply, sewerage and sanitation sector plan for the provinces of Agusan del Norte, Agusan der Sur, Davao der Sur, Davao Oriental, Surigalo del Norte, Northern Samar, Eastern Samar, Samar, Biliran, Leyte, Southern Leyte, Misamis Oriental, Bukidnon, Davao del Norte, Soute Cotabato, Sarangani, Aklan, Antique, Capiz, Iloilo, Negros Occidental / NJS Consultants Co., Ltd.