McMullan, J. T. <br/><br/>
Heat pumps / 
J.T. McMullan, R. Morgan 
 - Bristol :  Hilger,  1981 
 - 180 p. :  ill. ;  24 cm. 
<br/><br/><label>ISBN: </label>0852744196 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Heat pumps