Larson, Ron. <br/><br/>
Algebra and Trigonometry, Towson University Edition Math 115 / 
Ron Larson. 
 - 6th ED. 
 - USA:  Cengage Learning,  2011. 
 - Index Inc A1 X A 142 ; ill ; 542 P. ;  26.5 X 20.5 X 2.3 cm 
<br/><br/><label>ISBN: </label>
<br/><br/><label>Dewey Class. No.: </label>512.13  / LAR