Charya, J.S. Narang ,G.S. <br/><br/>
TEXT BOOK OF ESTIMATING AND COSTING 

 - DELHI  Satya Prakashan  1999 
 - p.255 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Project Analysis<br/>Welding Costs
<br/><br/><label>Dewey Class. No.: </label>692.5 C469T