College Algebra  : A graphing Approach / 
Larson,Roland E....et al. 
 - 2nd ed. 
 - Boston :  Houghton Mifflin Co.  c1997 
 - xxvii,640pages :  ill. ;  24cm. 
<br/><br/><label>ISBN: </label>0 669 41733 5 
<br/><br/><label>Subjects--Topical Terms: </label>--mathematics
<br/><br/><label>Dewey Class. No.: </label>512.13 LAR