Hornsby, E. John <br/><br/>
A graphical approach to algebra trigonometry / 
John Hornsby, Margeret Lial, Gary Rockswold 
 - 4th.ed. 
 - Boston  Person Addison Wesley  2007 
 - xx, 950p.  ill.  25 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0321356950  RM659.70 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Algebra<br/>Trigonometry