TY  - BOOK
AU  - "Salvatore, Dominick"
AU  - "Diulio, Eugene"
TI  - Theory and problems of priciples of economics
SN  - 0-07-054487-5
U1  - 330 
PY  - 1980///
CY  - U.S.A.
PB  - McGraw Hill
ER  -