Park, Giyoung. <br/><br/>
What if trash piles up and up (Korean) : 쓰레기가 쌓이고 쌓이면 / 
Giyoung Park ; illustrated by Kyeongguk Lee. 
 - Seoul, Korea :  Woongjin,   2011. 
 - 36 p. 
<br/><br/><label>ISBN: </label>9788901108124 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Korean language materials.