Comprehensive industry documents fertilizer industry / 
Central Pollution Control Board, Delhi 
 - Delhi :  Central Pollution Control Board ,  1994 
 - 181 p. :  ill, map. ;  28 cm. 
 - Comprehensive industry documents coinds / 50 / 1994-1995 .
<br/><br/><label>Dewey Class. No.: </label>628.54