Modern information systems :
Gessford, John Evans.
Modern information systems : designed for decision support / by John Evans Gessford. - Reading, Mass. : Addison-Wesley, 1980. - xii, 512 p.
Includes index.
0201030993
Business--Data processing.
Modern information systems : designed for decision support / by John Evans Gessford. - Reading, Mass. : Addison-Wesley, 1980. - xii, 512 p.
Includes index.
0201030993
Business--Data processing.