TY  - BOOK
AU  - McConnell,Campbell R.
TI  - Economics: Principles, problems, and policies 
SN  - 0070449589 :
AV  - HB171.5 .M47 1987
PY  - 1987///
CY  - New York
PB  - McGraw-Hill
KW  - Economics
N1  - Includes bibliographies and index
ER  -