TY  - BOOK
AU  - Keen Peter G W
AU  -  Morton Michael S Scott
TI  - Decision support systems :  An Organizational perspective   
T2  - Addison Wesley series on dicision support
U1  - X:8:(S:44), L8 
PY  - 1978///
CY  - Massachusetts
PB  - Addison Wesley         
ER  -