Bakshi; Goverdhan Lal,Singh;Arjan <br/><br/>
New style plane trignometery  English 

 - Delhi  Uttar Chand  Kapur  1967 
 - 306 pg. 
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>514 B17N