Khanna, P N . <br/><br/>
Indian practical civil engneering handbook 

 - New Delhi :  Engineer’S Publisher ,  2007 
 - 221. 
<br/><br/><label>ISBN: </label>0 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Civil engineering
<br/><br/><label>Dewey Class. No.: </label>624  / KHA