O'Donovan, Thomas M. <br/><br/>
VisiCalc made simple 
Thomas M. O'Donovan 
 - Chichester  Wiley  c1984 
 - XIII, 151 p.;  24 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>VisiCalc (Computer program)<br/>Electronic spreadsheets
<br/><br/><label>Dewey Class. No.: </label>001.64  / 25