TY  - BOOK
AU  - Peterson,Wallace c., x
AU  - x
TI  - Elements of economics: x
SN  - 0393094170
U1  - 330.1/P485e 
PY  - 1973///
CY  - New York
PB  - W.W.Norton
KW  - Economics
N1  - Includes
ER  -