Premachandra, I. M. <br/><br/>
A simplified guide to Lotus 123 
<label>/ by </label> Premachandra, I. M. 
 - Dehiwala  University of Sri Jayawardenepura  1988 
 - ix, 191p.  24 cm. 
<br/><br/><label>Dewey Class. No.: </label>001.6424  / PRE