Price, Jack Merill pre-algebra : a problem-solving approach / Jack Price, James N. Rath, William Leschensky. - Columbus, Ohio : Merill Pub., c1989. - xiv, 530 p. : ill. ; 23 cm. Glossary : p. 504 - 510. ISBN: 0675055288 Subjects--Topical Terms: Algebra LC Class. No.: QA154.2 / P93 1989