TY  - BOOK
AU  - McConell, Campbell ...[et al.].
TI  - Economics: Principles, Problems, and Policies
SN  - 9780071221030
AV  - HB 171.5 .M33 2012 
PY  - 2012///
CY  - New York
PB  - McGraw-Hill
KW  - Economics
ER  -