TY  - BOOK
AU  - Kumar, De. Anil 
AU  - Arnab Kumar De
TI  - Environmental studies
SN  - 9788122416046
AV  - QH51 .K86 2005
PY  - 2005///
CY  - New Delhi
PB  - New Age International Publishers
KW  - Environmental studies
KW  - India
N1  - Includes appendix, index and bibliographical references
ER  -