Hughes, Patricia J. <br/><br/>
The power visiplot, visicalc, visifile / 
by Patricia J. Hughes, Kaz Ochi 
 - Portland, Ore :  Management Information Source,  1982 
 - 156 p. :  ill. ;  28 cm. 
<br/><br/><label>ISBN: </label>0136873685 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Visiplot (Computer program)<br/>VisiCalc (Computer program)<br/>Visifile (Computer program)