Ursua, Luz S. Solid waste management in Dagupan City : an assessment / Luz S. Ursua. - Dagupan City : [s.n.], 2008. - xiii, 157 pages : illustration ; 28 centimeter. Bibliography: pages 137-142. Subjects--Topical Terms: Environmental protection. Dewey Class. No.: TH 344 Ur7s 2008