Jucutan, Sylvia L. Problem solving proficiency among junior high school students of PEQNHS / Sylvia L. Jucutan. - Agoo, La Union : [s.n.], 2015. - xii, 94 pages : illustration ; 29 centimeter. Bibliography: pages 77-79. Subjects--Topical Terms: Problem solving. Dewey Class. No.: TH 510.76 J87p 2015