"Kee, Leong Weng" <br/><br/>
Computer Applications For Sec.3, Book 3 - B 

 - Singapore  Pearson Education,  2000 
 - 92 
<br/><br/><label>ISBN: </label>9812356142 
<br/><br/><label>Dewey Class. No.: </label>001.642  / T11