Pettofrezzo, Anthony J. <br/><br/>
Intermediate Algebra   A Programmed Approach  
Anthony J. Pettofrezzo  
 - Dallas   Scott   1981 
 - 581p 
<br/><br/>index includes  
<br/><br/><label>ISBN: </label>0673153150 
<br/><br/><label>LCCN: </label>80-25425 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra