TY  - BOOK
AU  - Daugherty, Carroll R. 
AU  - Daugherty, Marion R.
TI  - Principles of political economy Vol.1
U1  - 330 
PY  - 1950///
CY  - Chicago
PB  - Houghton Mifflin Company
KW  - Economics
KW  - Economic system
KW  - Demand for products
ER  -