Rajput , R K  <br/><br/>
Engineering Material   including construction matarials 
R K Rajput  
 - 4th rev ed. 
 - Kolkata  S. Chand  2011 
<br/><br/><label>ISBN: </label>8121919606  225 
<br/><br/><label>Dewey Class. No.: </label>620.11  / R161E