Bradley, Helen. <br/><br/>
Introducing Lotus  123 / 
Helen Bradley. 
 - Brisbane :  Wiley,  1996. 
 - xii, 155 p. :  ill. ;  30 cm. 
 - Information technology series .
<br/><br/><label>ISBN: </label>047133667X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electronic spreadsheets.<br/>Lotus 1-2-3 (Computer file).<br/>Business--Computer programs.