TY  - BOOK
AU  - Krishnamoorthy, Bala.
TI  - Environmental management: Text and Class 
SN  - 9788120333291
U1  - 658.4083 
PY  - 2013///
CY  - New Delhi
PB  - PHI Learning private Limited
KW  - Physics
N1  - Includes Index and Appendix
ER  -