Held, Gilbert, <br/><br/>
Making your data center energy efficient : 
Gilbert Held 
 - Boca Raton, FL :  CRC Press,  2012 
 - xviii, 268 p. :  ill.   24 cm 
<br/><br/>Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>9781439855539;1439855536