Bohnart.Edward R <br/><br/>
Welding principles and practices / 
Edward R. Bohnart 
 - 4th  ed. 
 - McGraw Hill  New York  2011 
 - 1147p. 
<br/><br/><label>ISBN: </label>978-0-07-337371-3 
<br/><br/><label>Dewey Class. No.: </label>671.52 B677W