TY  - BOOK
AU  - Davis, Gordon B & Olson,  Margrethe H
TI  - Management information systems : Conceptual foundations, structure, and development .-2nd ed .-0-07-015828-2
SN  - 0-07-015828-2
U1  - 658.40388 Dav/Ols 
PY  - 1985///
CY  - McGraw - Hill, New York
ER  -