Petchsuwan, Kosol,  Dr. <br/><br/>
Development of science high school in Thailand  [article] / 
Dr. Kosol Petchsuwan, Dr. Thongchai Chewpreecha 
 - Kuala Lumpur :  Kementerian Pendidikan Malaysia,  2008 
<br/><br/> PTSL : Koleksi Dokumen