Palencia, Lamberto Carumba Water supply planning for metro Manila some economic considerations / [microform] : Lamberto Carumba Palencia - Ann Arbor, Mich. : University Microfilms International, 1985 - 3 microfiches ; 11 x 15 cm. Thesis (Ph.D.)-University of Hawaii, 1984 ISBN: Y910040616 Subjects--Topical Terms: Water--supply--Philippines