Leithold, Louis <br/><br/>
Trigonometry / 
Louis Leithold. 
 - Reading, Massachusetts :  Addison-Wesley,  c1989. 
 - xv, [405] p. :  ill. ;  24 cm. 
<br/><br/> Reprinted under authority of P. D. No. 285, as amended by P. D. Nos. 400 & 1203 by, JMC Press, Inc. Quezon City, Philippines. 
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>971110671X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry.
<br/><br/><label>LC Class. No.: </label>QA531  / .L44 1989