TY  - BOOK
AU  - Indira Gandhi National Open University
TI  - ECONOMIC AND SOCIAL ENVIRONMENT
SN  - 8170910090
AV  - 658 IGN E 
U1  - 658 IGN E 
PY  - 2011///
CY  - New delhi
PB  - Indira Gandhi National Open University
KW  - Distance education
KW  - INDIA
ER  -