Hake, Stephen <br/><br/>
Math 87 :   an incremental development / 
Stephen Hake,   John H. Saxon; edited by  Nancy Warren. 
 - Norman, Ok :  Saxon Publishers,  c1997. 
 - ix, 670 p. :  ill. ;  26 cm. 
<br/><br/> Includes index.  Includes glossary. 
<br/><br/><label>ISBN: </label>0939798549 
<br/><br/><label>Dewey Class. No.: </label>510  / HAK