Computer introduction :  practical work guide, Lotus 1-2-3. 

 - [Perth, W.A.] :  [Technical Publications Trust],  1987. 
<br/><br/><label>LCCN: </label>90074059 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Lotus 1-2-3 (Computer program)<br/>Electronic spreadsheets--Computer programs.