Foerster, Paul A. <br/><br/>
Algebra I:Expressions equations and applications / 

 - Massachuttes  Addison wesley  1999 
 - 721p. 
<br/><br/><label>ISBN: </label>020132458X 
<br/><br/><label>LC Class. No.: </label>SLB QA 154.2  / .F64 1999