Beckenbach, Edwin F., <br/><br/>
Modern college algebra and trigonometry. 

 - 2nd ed. 
 - California :  Wadsworth Publishing Company,  1972. 
 - x, 497 p.  21 cm. 
<br/><br/><label>ISBN: </label>0534001106 
<br/><br/><label>Dewey Class. No.: </label>511.3 BEC