Hasani Binti Hissam, Willy Anak Bujang & Alphonsius Anak Charlie <br/><br/>
Smoke Detector @ Air Flow System 

 -   Pusat Pembangunan Kemahiran Sarawak  ©2010 
<br/><br/><label>ISBN: </label> 00 
<br/><br/><label>Dewey Class. No.: </label>681.2/HAS