3G handy guide:  plumbing/ 

 - New York, NY:  3G E-Learning,   ©2019. 
 - ix, 241 pages:  color illustrations;  23 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>978-1-98462-399-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plumbing
<br/><br/><label>Dewey Class. No.: </label>DC 696.1  / T413