Kalmon, Ted <br/><br/>
Microcomputer software : Step by step 

 - New Jersey:  Prentice Hall,  1990 
 - xvi, 384 p.:  ill. ;  25cm 
<br/><br/><label>ISBN: </label>0138246998 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer software<br/>dBase III plus (Computer program)<br/>LOTUS 1-2-3 (Computer program)<br/>MS-DOS (Computer operating system)<br/>WordPerfect (Computer program)