3G E-Learning,  <br/><br/>
Gas welding :  beginner / 
3G E-Learning.  
 - vi, 250p. :  color illustrations. 
<br/><br/>Includes index. 
<br/><br/>
<br/><br/><label>ISBN: </label>9789351158509 
<br/><br/><label>Subjects--Personal Names: </label><br/>Welding.<br/>Welding -- Safety measures.<br/>Gas metal arc welding.
<br/><br/><label>Dewey Class. No.: </label>671.522 G21 2016