Hubbard, Elaine <br/><br/>
Algebra :  a graphing approach / 
Elaine Hubbard, Ronald D. Robinson. 
 - Lexington, MA :  Heath,  c1995. 
 - 1 v. (various pagings) : col. 
<br/><br/> Includes indices 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra--Graphic methods