TY  - BOOK
AU  - Varsheny C. K. Editor
AU  -  Sardesai D. R Editor
TI  - Environmental challenges
SN  - 8122405258
U1  - G:55.1'N9, N3 
PY  - 1993///
CY  - New Delhi
PB  - Wiley Eastern Limited India    
KW  - BIOLOGY
ER  -