Kim Tae-Kwan. <br/><br/>
100 Scientific discoveries around the world 6 (Khmer) /   written by Kim Tae-Kwan.Illustrated by Mun Pyeong-yun. Translated by Va Sovannaroth. 

 - Phnom Penh :  Silpar ;  2021. 
 - 85 pages. 
<br/><br/><label>ISBN: </label>9789924340577