Heat pump systems :  a technology review / 
International  Energy Agency 
 - Paris :  Organisation for Economic Co-operation and  Development,  1982 
 - 199 p. :  ill. ;  25 cm 
<br/><br/>Includes bibliographical references 
<br/><br/><label>ISBN: </label>9264123784 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heat pumps