Safdie, Robert. <br/><br/>
Microcomputer applications and concepts :  WordPerfect 5.1, Lotus 1-2-3 release 2.2, and dBASE III PLUS / 
Robert Safdie, Dale Torri-Safdie. 
 - New York :  Mitchell McGraw-Hill,  c1992. 
 - xix, 643 p. :  ill. ;  28 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0070544115 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Microcomputers.<br/>Application software.<br/>WordPerfect (Computer file)
<br/><br/><label>Dewey Class. No.: </label>005.365