Daffer,Phares G.O <br/><br/>
Addsion-Wesley Pre-Algebra 
Phares G.O'Daffer 
 - Menlo Park,California  Addison-Wesley  1987 
 - 548p 
<br/><br/> H.B 
<br/><br/><label>ISBN: </label>0201204800 
<br/><br/><label>Dewey Class. No.: </label>512 DAF