Welder  trade theory 

 - Hyderabad  University Press  1995 
 - 314 p. 
<br/><br/><label>ISBN: </label>817371175 
<br/><br/><label>Subjects--Topical Terms: </label><br/>MECHANICAL ENGINEERING
<br/><br/><label>Universal Decimal Class. No.: </label>621.791  / WEL