TY  - BOOK
AU  - Dubey R M.
TI  - Human ecology and environmental education: Interdisciplinary approaches) / (Acc: 190)
SN  - 8185613311
U1  - 363.7 DUB 
PY  - 1992///
CY  - Allahabad, India.
PB  - Chugh Publications.
ER  -