Business -- Computer programs 23 Data processing 14 Electronic spreadsheets 12 Microsoft Office 6 Communication systems 5 Microsoft Excel (Computer file) 4 more ... Lotus 1-2-3 (Computer file) 3 Quattro pro 3 Business 2 Database management -- 2 Information technology 2 Integrated software 2 LotusWorks 2 Management information systems 2 Presentation graphics software 2 1-2-3 for Windows 1 BASIC (Computer program language) 1 Banks and banking -- 1 Business libraries 1 Communication systems -- 1 Computer networks 1 Computer programming 1 Computer-aided engineering 1 Data transmission systems 1 Dataprocessing 1 Electronic data processing 1 Expert systems (Computer science) 1 Forms 1 Handbooks, manuals, etc 1 less ...