Kohli D.D & Kohli R.C  <br/><br/>
A Text Book of Estimating and Costing  

 - 12th Rev. 
 - S.Chand, New Delhi   S.Chand, New Delhi   2011 
 - 472 
<br/><br/><label>Dewey Class. No.: </label>624.0681 KOH