TY  - BOOK
AU  - Petersen,H.Craig
AU  - Lewis,W.Cris
TI  - Managerial economics
SN  - 0029462673
U1  - 331.714 
PY  - 1990///
CY  - New York
PB  - Macmillan Publishing Company
KW  - Managerial economics
ER  -