TY  - BOOK
AU  - Walton,Gary M.
AU  - Wykoff,Frank C
TI  - Understanding economics today
SN  - 0-256-08976-0
U1  - 330 
PY  - 1991///
CY  - Homewood, Ill.
PB  - Richard D. Irwin
KW  - ECONOMIA
KW  - MICROECONOMIA
KW  - MACROECONOMIA
ER  -