TY  - BOOK
AU  - Amacher,Ryan C.
AU  - Ulbrich,Holley H.
TI  - Principles of economics
SN  - 0538800720
PY  - 1989///
CY  - Cincinnati
PB  - South-Western Pub. Co.
KW  - Economics
N1  - Includes bibliographies and index
ER  -