TY  - BOOK
AU  - Burch,John G.
AU  - Grudnitski,Gary
TI  - Information systems: theory and practice 
SN  - 0-471-61293-6
PY  - 1989///
CY  - New York
PB  - Wiley
KW  - Management information systems
N1  - Includes bibliographies and index
ER  -