National Water Resources Council. (1983). Ilocos framework plan: Baung-Amburayan basins. NWRC.
Chicago Style (17th ed.) CitationNational Water Resources Council. Ilocos Framework Plan: Baung-Amburayan Basins. Quezon City: NWRC, 1983.
MLA (9th ed.) CitationNational Water Resources Council. Ilocos Framework Plan: Baung-Amburayan Basins. NWRC, 1983.
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