Larry Jeffus, Bryan Baker <br/><br/>
Pipe welding 

 - c.1 
 - Boston  Cengage learning  2017 
 -  c.1 .
<br/><br/><label>ISBN: </label>9781133691846 
<br/><br/><label>Dewey Class. No.: </label>Cir.671.52/35p/2017/c.1  / 4252