TY  - BOOK
AU  - Hess,Peter N.
AU  - Ross,Clark G.
TI  - Principles of economics: an analytical approach 
SN  - 9780314012593
AV  - HB171.5 .H428 1993
PY  - 1993///
CY  - Minneapolis/St. Paul, MN
PB  - West
KW  - Economics
N1  - Includes bibliographical references and index
ER  -