TY  - BOOK
AU  - Dubey,S.K
TI  - Textbook of ecology
SN  - 9789380642727
U1  - 577 
PY  - 2012///
CY  - New Delhi
PB  - Dominant
KW  - Ecology-Ecosystem
KW  - Waste management
KW  - Pollution
KW  - Environment
ER  -