TY  - GEN
AU  - Seo, K.K
AU  - Winger, Bernard J
TI  - Managerial economics: text, problems, and short cases
T2  - Irwin series in economics
SN  - 0256021775
U1  - 338.542 
PY  - 1979///
CY  - Illinois
PB  - Richard D. Irwin
ER  -