Agor,R. <br/><br/>
A Text Book of Surveying and Levelling 

 - 9th. 
 - Delhi  Khanna  2002 
 - xxii,1004p. 
<br/><br/><label>ISBN: </label> Rs.165/- 
<br/><br/><label>Dewey Class. No.: </label>526.9