Larson, Roland.  c1995. <br/><br/>
Precalculus with Limits:  A Graphing Approach. 
Roland E. Larson and Bruce H. Edwards. 
 - Toronto:  D.C . Heath and Company,  c1995. 
 - xxxii,932p.;  20cm. 
<br/><br/> Includes index and bibliographical References. 
<br/><br/><label>ISBN: </label>0669352519 
<br/><br/><label>LC Class. No.: </label>QA 331.3  / .L37 1995