Clark, Roger E. <br/><br/>
Executive VisiCalc for the Apple computer 
Roger E. Clark 
 - Reading, Mass  Addison-Wesley  c1983 
 - xii, 130 p.  ill.  24 cm. 
 - Addison-Wesley microbooks .
<br/><br/><label>Subjects--Topical Terms: </label><br/>VisiCalc (Computer program)<br/>Business--Data processing
<br/><br/><label>Dewey Class. No.: </label>001.64  / 25