TY  - BOOK
AU  - Nelson,Gerald C.
TI  - DiscoverEcon 5.0 Software Tutorial to accompany the fifth edition of Economics, Macroeconomics, Microeconomics
SN  - 0-07-255195-x
U1  - 330 21
PY  - 2004///
CY  - Boston, MA.
PB  - McGraw-Hill
KW  - ECONOMIA
ER  -