Tim Duffy

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4 Software Tools With Wordperfect, Vp-Planner, and dBASE III Plus (Wadsworth series in computer information systems)
Tim Duffy
Paperback, 12/1/1987

4 Software Tools: DOS for IBM PC and MS DOS/Word Processing Using Wordperfect 5.0 and 5.1/Spreadsheets Using Lotus 1-2-3 Release 2.01 & 2.2/Database (Wadsworth series in computer information systems)
Tim Duffy
Spiral-bound, 9/1/1991

Computing Concepts (Wadsworth series in microcomputer applications)
Tim Duffy
Paperback, 1/29/1992

Essential DOS 5.0 (Wadsworth series in microcomputer applications)
Tim Duffy
Paperback, 3/1/1992

Essential Wordperfect 5.0/5.1 (Essential Software Tools Series)
Tim Duffy
Paperback, 2/1/1992

Four Software Tools Plus: Applications and Concepts (Wadsworth Series in Computer Information Systems)
Tim Duffy
Paperback, 1/1/1989

Four Software Tools: DOS for IBM PC and MS Dos, Word Processing Using Wordstar, Spreadsheets Using Vp-Planner, Data Base Management Using dBASE III
Tim Duffy
Paperback, 1/1/1987

Microsoft Excel 2000
Tim Duffy
Paperback, 8/11/1999

Microsoft Office 97 Professional: Microsoft Certified : Blue Ribbon Edition
Tim Duffy
Paperback, 7/1/1999

Microsoft Windows 98
Tim Duffy
Paperback, 8/19/1999