Angel, Allen R.,  1942- <br/><br/>
Elementary algebra for college students :  early graphing / 
Allen R. Angel; with assistance from Donna R. Petrie, Richard Semmler. 
 - Upper Saddle River, N.J. :  Prentice Hall,  c2000. 
 - xxii, 617 p. :  ill. (some col.) ;  27 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0130116459 (alk. paper) 0130140090 (pbk. : alk. paper) 
<br/><br/><label>LCCN: </label>99039265  
<br/><br/><label>LC Class. No.: </label>QA152.2  / .A542 2000 
<br/><br/><label>Dewey Class. No.: </label>512.9