TY  - BOOK
AU  - Rufener,L.A.
AU  - 
TI  - Principles of economics. 
U1  - 330.1/RUP 
PY  - 0000///Mifflin.
PY  - 1930///
CY  - Boston. 
KW  - Economics.
KW  - Economics
N1  - Includes index and Bibliography and Glossary
ER  -