University of the Philippines at Los BañosValerio, A.T.Briones, N.D.2007-11-121991-04-012007-11-121991http://hdl.handle.net/10625/11648Text1 digital file (173 p. : ill.)Application/pdfenENVIRONMENTECONOMIC EVALUATIONEVALUATION TECHNIQUESCOST BENEFIT ANALYSISInstruction manual : economic valuation for environment and natural resources systemIDRC Final Report