Langley, Billy C. , <br/><br/>
Heat pump technology / 
Billy C. Langley. 
 - 3rd ed. 
<br/><br/><label>ISBN: </label>0130339652 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heat pumps.
<br/><br/><label>LC Class. No.: </label>TJ262   / .L36 2002