ISBN 0769000118 books & textbook
Number Treasury 2: A Collection of Facts & Conjectures, Problems & Investigations, About More Than One Hundred Kinds of Numbers (Grades 7 & up)
Stanley J. Bezuszka Margaret J. Kenney
Dale Seymour Publications /2001T Paperback / 304 Pages
isbn-10: 0769000118 / isbn-13: 9780769000114
