Productivity tools PC-DOS & MS-DOS, WordPerfect 5.0 .1, Lotus 1-2-3, release 2.01 .2, dBase III PLUS William S. Davis (editor) -- Reading, Mass Addison-Wesley 1990.

xiii, 622 p ill. 24 cm.

ISBN:  0201198207

Index: p. 611-622. 

1. Electronic data processing.  2. Computer software. 

I. Byrkett, Donald L.  II. Davis, William S., 1943-  III. Schreiner, Paul W.  IV. Wood, Craig A. 

QA76 P685 1990