Williams, Elizabeth M. <br/><br/>
Primary mathematics today:  towards 21st century / 
by Elizabeth Williams and Hilary Shuard; illustrated by Kay Young. 
 - 4th edition 
 - x, 462 p., 8 plates.  illus. (some col.), maps (some col.) 
<br/><br/> lncludes index 
<br/><br/><label>ISBN: </label>0582430291 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Study and teaching (Primary)
<br/><br/><label>LC Class. No.: </label>QA135.5WIL 1994