TY  - BOOK
AU  - Behra, H.P. 
AU  - Khan, M.S. 
TI  - Environmental management: (business mathematics and analytics) 
SN  - 9788184881783
U1  - 363.70068 
PY  - 2009///
CY  - New Delhi 
PB  - Himalaya Publishing House 
KW  - Environmental management
KW  - Sustainable development
ER  -