TY  - GEN
AU  - MANSFIELD, E.
AU  - YOHE, G.
TI  - Microeconomics : Theory  / Applications
SN  - 0-393-97918-0
U1  - 338.5 MAN 
PY  - 2004///
CY  - New York
PB  - w.w.Norton  & Company  Inc
ER  -