TY  - BOOK
AU  - Froyen,Richard T.
AU  - Greer,Douglas F.
TI  - Principles of microeconomics
SN  - 0023394404 
AV  - HB172 FRO 
PY  - 1989///
CY  - New York, London
PB  - Macmillan, Collier Macmillan
KW  - Microeconomics
N1  - Includes bibliographies and index
ER  -