Aufmann, Richard N. <br/><br/>
Algebra: introductory and intermediate / 

 - Boston :  Houghton Mifflin Company ,  C 1996 
 - xxvi, 872P.  28cm. 
<br/><br/><label>ISBN: </label>0395755794 
<br/><br/><label>Dewey Class. No.: </label>512