Mechanical estimating guidebook /  edited by John Glandstone, Kenneth K  Humpreys 

 - 6th ed. 
 - Mcgraw Hill 
<br/><br/><label>ISBN: </label>0070242275 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air conditioning --quipment and supplies -- estimates
<br/><br/><label>Dewey Class. No.: </label>697.00299 GLA