Electrical estimating methods 
Del Pico, Wayne J. 
 - 4th ed. 
 -  John Wiley & Sons, Inc.,  2015 
 - xiii, 274 p. 
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<br/><br/><label>ISBN: </label>978-1-11876698-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electrical engineering -- Estimates.
<br/><br/><label>Dewey Class. No.: </label>621.31924029 D363 2015