TY  - BOOK
AU  - Narayanan, P
TI  - Environmental pollution: Principles, analysis and control
U1  - 363.73 N164E 
PY  - 2014///
CY  - New Delhi
PB  - CBS Publishers & Distributors
N1  - 1932 05/02/2015 HBD6293 18/02/2015 Main Budget
ER  -