Norhana Arsad,  <br/><br/>
Gentian optik tingkat pemantauan alam sekitar / 
Norhana Arsad,  Razali Muda, Ahmad Ashrif A. Bakar. 
 - 195 pages :  illustrations ;  23 cm. 
<br/><br/>Rujukan : mukasurat [173]-186. 
<br/><br/><label>ISBN: </label>9789672517191  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Environmental monitoring.  <br/>Optical fiber detectors. <br/>Environmental management.