Plumbing level four :  trainee guide 

 - 3rd ed. 
 - New Jersey :  Pearson Prentice Hall,  c2006 
 - 1 v. (various pagings) :  ill. ;  28 cm. 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>0132273055 9780132273053 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plumbing