Gupta,A.B. <br/><br/>
Plane Trigonometry  
by A.B.Gupta 
 - Calcutta   Knowledge Home  
 - 190p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>510   / GUP