TY  - GEN
AU  - Salpekar Aaradhana
AU  - Sharma K.
TI  - Encyclopedia of ecology and environment: Vol-9: Research methodology and system analysis
SN  - 8989775006
U1  - R-030.577 
PY  - 2006///
CY  - New Delhi
PB  - Khadi Gramodyog
ER  -