Gladstone, John Humphreys, Kenneth K <br/><br/>
Mechanical Estimating Guidebook 

 - 6 
 - New York  McGraw-Hill  1995 
 - p.439 
<br/><br/><label>ISBN: </label>9780070236202 
<br/><br/><label>Subjects--Topical Terms: </label> Mechanical Cooling  Mechanical Heating Equipment  Electrical Wiring 
<br/><br/><label>Dewey Class. No.: </label>697 G40M