TY  - BOOK
AU  - Douglas Evan J
TI  - Managerial economics:  Analysis and strategy   
U1  - X:8, L9;M7 
PY  - 1987///
CY  - New Jersey 
PB  - New Prentice Hall      
KW  - Management
N1  - Published previously as Managerial economics: Theory, practice& problems
ER  -