Sharma, A. K. <br/><br/>
Text book of trigonometry / 
A. K. Sharma. 
 - New Delhi :  Discovery,  c 2004. 
 - 234 p. ;  22 cm. 
 - DPH mathematics series. .
<br/><br/>318  318 
<br/><br/><label>ISBN: </label>81-7141-904-6 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics.
<br/><br/><label>Dewey Class. No.: </label>516.24 / S24t