TY  - BOOK
AU  - Spencer,Milton H.
TI  - Contemporary microeconomics: study guide for Spencer 
SN  - 0879011144
AV  - HB 172 S745co 1980
U1  - 338.5 
PY  - 1980///
CY  - New York
PB  - Worth Publishers, Inc.
KW  - Microeconomics
KW  - Microeconomía
ER  -