TY  - BOOK
AU  - Singh S.K. (Editor)
TI  - Dictionary of ecology and Environment
SN  - 81-7169-464-0
AV  - 363.703 R2;1 
U1  - 363.703 R2;1 
PY  - 2022///
CY  - New Delhi
PB  - Commonwealth
KW  - Environmental problems, Economics
ER  -