Melad, Julio B. Realistic math 5 / Julio B. Melad; Aurea V. de la Paz; Aileen G. Tiu. - 3rd ed. - x, 492 p. : ill. ; 28 cm. Grade School ISBN: 9789717918266 Subjects--Topical Terms: Mathematics. Dewey Class. No.: 372.7/M480