TY  - BOOK
AU  - Gwartney,James D.
AU  - Stroup,Richard
AU  - Clark,J.R.
TI  - Essentials of economics
SN  - 0123110300
PY  - 1982///
CY  - New York
PB  - Academic press
KW  - BI-BuBU
KW  - Economie
ER  -