Geography and environment (v.1 : national issues)/ 
by Prithvish Nag (ed.), Jagadish Singh (ed.) and Kumar V K (ed.) 
 - New Delhi:  Concept,  1997. 
 - 281p. 
<br/><br/><label>ISBN: </label>9788170226055 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Pollution Environmental Problems<br/>Environment Conservation<br/>Industrial Air Pollution<br/>Environmental Biopollution<br/>Ecology<br/>Social Sciences
<br/><br/><label>Dewey Class. No.: </label>333.7  / PRI/G