TY  - BOOK
AU  - Edwards,Chris
AU  - Ward,John
AU  - Bytheway,Andy
TI  - essence of information systems
SN  - 0132847469
AV  - T 58.64 E38E 1991
PY  - 1991///
CY  - New York
PB  - Prentice - Hall
KW  - INFORMATION RESOURCES MANAGEMENT
N1  - Includes bibliographical references and index
ER  -