TY  - BOOK
AU  - BARRO,ROBERT  J
TI  - MICROECONOMICS,4TH  ED / 
U1  - 339 
PY  - 1993///
CY  - [S.N] : 
PB  - JOHN WILEY AND SONS. INC ، 
KW  - ECONOMICS
KW  - MACROECONOMICS
ER  -