Math to know :

by Cavanagh, Mary C

Published by : Great Source Education Group, (Wilmington, MA. :) Physical details: xii, 483 p. : ill., charts, diagrs., graphs, maps. ISBN: 0669471534 (pbk.). Subject(s): Mathematics -- Problems, exercises, etc. | Mathematics -- Study and teaching (Elementary) -- Handbooks, manuals, etc. Year: 2000 Reviews from LibraryThing.com: