TY  - BOOK
AU  - De, Anil Kumar
AU  - De, Arnab Kumar
TI  - Environmental studies
SN  - 8122416047
U1  - 574.5 
PY  - 2005///
CY  - New Delhi
PB  - New Age International (P) Ltd.
KW  - Life sciences
KW  - Pure Sciences
KW  - Environmental science
ER  -