TY  - BOOK
AU  - Prakash, Ram  .
TI  - Environment: global changes and challenges / 
SN  - 81-85771-80-4
U1  - G:55.1 
PY  - 2003///
CY  - Jaipur : 
PB  - ABD Publisher , 
KW  - Environment- Global changes
ER  -