TY  - BOOK
AU  - Banik, Sudip Datta.,
TI  - Environmental Challanges of the 21st Century
SN  - 9788131306604
U1  - 551 
PY  - 2009///
CY  - New Delhi
PB  - APH Publishing Corporation
KW  - Environmental Challanges
KW  - Geology, hydrology & meteorology
ER  -