TY  - BOOK
AU  - Singh S K (Ed.)
TI  - Dictionary of Ecology and Environment
SN  - 8171694640
U1  - 577.03 
PY  - 1997///
CY  - New Delhi
PB  - Commonwealth Publishers
KW  - Dictionary
KW  - Ecology
KW  - Environment
KW  - Biology
ER  -