Dignadice, Anne D. Wizard Mathematics 7 : elementary Algebra / Anne Diongzon - Dignadice - Tarlac City : Wizard Publishing Haws, Inc., 2006 . - 367 pages : figures ; 25 cm. ISBN: 9710345443 Subjects--Topical Terms: MathematicsAlgebra Dewey Class. No.: 512 / D5751w