TY  - BOOK
AU  - Nayar, K.R.
TI  - Ecology and health: : A systems approach
SN  - 8176480193
U1  - 577 
PY  - 1998///
CY  - New Delhi: 
PB  - APH Publishing Corporation, 
KW  - Ecological setting
KW  - Ecology
KW  - Life science
KW  - Socio-economic
ER  -