Computer applications for secondary two 
Leong Weng Kee...et.al 
 - Singapore  Longman  1999 
 -  218p 
<br/><br/> Includes index 
<br/><br/><br/>eng 
<br/><br/><label>ISBN: </label>981-223-916-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer science-Study and teaching
<br/><br/><label>Dewey Class. No.: </label>004  / COM