TY  - BOOK
AU  - Chary S।N।/Vyasulu V। - Edi
AU  - Chary S।N।/Vyasulu V। - Edi
TI  - Environmental Management
U1  - 613।1 / CHA 
PB  - "Macmillan & Co।, N। Delhi।"
KW  - Chary S।N।/Vyasulu V। - Edi
KW  - Environmental Management
ER  -