Day, John Microcomputers in business : spreadsheet, word processing, and database management systems / John Day - Illinois : Scott, Foresman, c1986. - 228 p. ; ill. ; 28 cm. ISBN: 0673183610 LCCN: Subjects--Topical Terms: SpreadsheetDatabase managementComputer software LC Class. No.: QA76 / .5 1986 Dewey Class. No.: 005.3 / D274m