TY  - BOOK
AU  - Chopra,O.P., x
AU  - x
TI  - Managerial economics: x
SN  - x
U1  - 338.5/CHM 
PY  - 1984///
CY  - New Delhi
PB  - Tata Mcgraw- Hill
KW  - Economics
KW  - Management
N1  - x
ER  -