Jennings, Burgess H. <br/><br/>
Air conditioning and refrigeration 

 - 2a ed, 3a impr 
 - Pennsylvania :   International textbook company,   1944. 
 - p. 501 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ACONDICIONAMIENTO DE AIRE<br/>REFRIGERACION<br/>CALEFACCION<br/>CALDERAS<br/>FILTRO DE AIRE
<br/><br/><label>Universal Decimal Class. No.: </label>621.57