Encyclopaedia of environmental pollution and its control v.1:   air pollution/ 
by Chhatwal G R (ed.) 
 - New Delhi:  Anmol,  1999. 
 - 591p. 
<br/><br/><label>ISBN: </label>9788170412434 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Air Pollution<br/>Enviornmental Pollution Encyclopaedia<br/>Enviornmental Pollution<br/>Pollution Control<br/>Social Service<br/>Social Science
<br/><br/><label>Dewey Class. No.: </label>363.735 03  / CHH/E