Do, Gisung. <br/><br/>
Curious science : space (Korean) : 퀴즈 과학상식 우주 / 
Gisung Do. 
 - Seoul :  Geulsongi,  2008. 
 - 205 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Korean language materials.