Questions and answers for plumbers' examinations 
Oravetz, Jules. 
 -  Macmillan Publishing Company.  1991 
 - vi, 271 pages. 
<br/><br/>
<br/><br/><label>ISBN: </label>9-71085684-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Plumbing -- Examinations, questions, etc.
<br/><br/><label>Dewey Class. No.: </label>659.1076 Or1p 1991