Johnson, Cecil <br/><br/>
Heating, ventilation, and air conditioning :  a residential and light commercial text and lab book / 
Cecil Johnson 
 - Clifton Park,  NY :  Thomson Delmar Learning,  c2006 
 - xxxv, 879 p. :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>1401884725 (pbk. : alk. paper) 9781401884727 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Dwellings--Heating and ventilation--Textbooks<br/>Dwellings--Air conditioning--Textbooks