Computers 5 Computer programs 3 Lotus 1-2-3 (computer program) 2 CP/M -- 1 Computer operating system electronic data processing 1 Computer sotware 1 Computer storage devices 1 more ... DBase IV (Computer program) 1 Database management 1 Lotus1-2-3 (Computer program) 1 Microsoft windows (Computer file) 1 Operating systems -- 1 dBASE III plus (computer program) 1 dBase III Plus (Computer program) 1 less ...