TY  - BOOK
AU  - Rana, S.V.S.
TI  - Essentials of ecology and environmental science
SN  - 8120323203
U1  - 628 RAN 
PY  - 0000///195.00
CY  - New Delhi
PB  - Prentice Hall of India
KW  - Ecology
KW  - Environmental science
N1  - BIB
ER  -