KHANNA (M L). <br/><br/>
Trigonometry. Ed.13 

 - 
 - Meerut  Jai Prakash Nath & Co  1988 
 - xv,311 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Trigonometry
<br/><br/><label>Dewey Class. No.: </label>516.24 KHAT