Sobel, Max A. <br/><br/>
Algebra and trigonometry 
Sobel, Max A. 
 - 5th ed.  
 - New Jersey:   Prentice-Hall,  1995. 
 - ix, 778p. 
<br/><br/> Includes index 
<br/><br/><label>ISBN: </label>0132991241 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry<br/>Algebra
<br/><br/><label>Dewey Class. No.: </label>512.13  / SOA