Heating and air conditioning / 
3G E-Learning 
 - UAE :  3G Elearning FZ LLC,  2015. 
 - vii, 253 p.: ill.; 23.3 cm. 
<br/><br/><label>ISBN: </label>9789351154471 
<br/><br/><label>Dewey Class. No.: </label>C 697 H441 2015