Heat pumps and air conditioning :  a guide / 
prepared by the Electicity Council. 
 - [England] :  The Council,  [1982?] 
 - 105 p. :  ill. ;  30 cm. 
<br/><br/> On cover: A guide to packaged systems. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heat pumps.<br/>Air conditioning--Equipment and supplies.
<br/><br/><label>Dewey Class. No.: </label>621.4025 ELE