Choi, Dongin. <br/><br/>
Curious science ; weather & environment (Korean) : 퀴즈 과학상식 날씨 환경 / 
Dongin Choi ; illustrated by Chanho Kwon. 
 - Seoul, Korea :  Geulsongi,  2007. 
 - 205 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Korean language materials.