SHER, A. KHAN, HABIBULLAH, DR. P <br/><br/>
VENTILATION POLLUTION HAZARD OF EPLATION OF OZONE BY CFC'S OF REFRIGERATS 

 - PAKISTAN  PAKISTAN STUDY CENTRE  1993 
 - 72P 
<br/><br/><label>Dewey Class. No.: </label>665.89 HAB'V