Man and his environment 
edited by Indera P. Singh  S. C. Tiwari 
 - New Delhi  Concept Publishing  1980 
 - xvi, 276p. 
 - Tenth ICAES series  No.2 .
<br/><br/><label>Subjects--Index Terms: </label>Environmental hazards  Environmental pollution 
<br/><br/><label>Universal Decimal Class. No.: </label>349.6(100)  / ICA'80