TY  - BOOK
AU  - MC CONNELL,COMPBELL
AU  - BRUE,STANLEY L
TI  - ECONOMICS: PRINCIPLES , PROBLEMS AND POLICIES / 
U1  - 330 
PY  - 1996///
CY  - [S.N] : 
PB  - MC GRAW - HILL ، 
KW  - ECONOMICS
ER  -