Sobal, Max A. <br/><br/>
Algebra and trigonometry 

 - 4th. 
 - London  Prentice- Hall  1991 
 - xvi, 796p.  27cm. 
<br/><br/><label>ISBN: </label>0130258830 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ALGEBRA AND TRIGONOMETRY
<br/><br/><label>Dewey Class. No.: </label>512.13  / SOB