Astillero, E. (1976). An exercise in integrated river planning: The Bicol River Basin Development Program. Bicol River Basin Council.
Chicago Style (17th ed.) CitationAstillero, Emmanuel. An Exercise in Integrated River Planning: The Bicol River Basin Development Program. [S.L.]: Bicol River Basin Council, 1976.
MLA (9th ed.) CitationAstillero, Emmanuel. An Exercise in Integrated River Planning: The Bicol River Basin Development Program. Bicol River Basin Council, 1976.
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