TY  - BOOK
AU  - McConnell,Campbell R.
AU  - Brue,Stanley L.
TI  - Economics: principles, problems, and policies 
SN  - 0070449678
PY  - 1990///
CY  - New York
PB  - McGraw-Hill
KW  - Economics
N1  - Includes bibliographical references and index
ER  -