Bolster, L. Carey. <br/><br/>
Exploring Mathematics / 
L. Carey Bolster.....(et al.). 
 - Teacher's Edition. 
 - Glenview, Illinois :  Scott, Foresman,  c1991. 
 - 676 p. :  ill. (col.) ;  30 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0673331180 
<br/><br/><label>Dewey Class. No.: </label>510  / BOL