McLean-Conner, Penni <br/><br/>
Energy efficiency :   principles and practices /  
Penni McLean-Conner.  
 - Tulsa, Oklahoma :   PennWell,   2009 
 - 194 p. 
<br/><br/><label>ISBN: </label>9781593701789 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENERGY-CONSUMPTION<br/>ENERGY-CONSERVATION<br/>CONSUMO DE ENERGIA<br/>CONSERVACION DE LA ENERGIA
<br/><br/><label>Universal Decimal Class. No.: </label>620.9 M223