Duggal S.K <br/><br/>
Surveying Vol-I 4th  Textual Documents  
Duggal S.K 
 - 4th ED 
 -  McGraw Hill  2013 
 - 625 
<br/><br/><label>ISBN: </label>978-1-25-902899-1   
<br/><br/><label>Dewey Class. No.: </label>526.9