Jigugwahak 지구과학(地球科學)
RO : Jigugwahak MC : Chigugwahak
Categories : Scholarship·Science and Technology>Natural Sciences
NT :
Cheugudae Cheugugi
Gibon samgakjeom pyoseok Gibon sujun wonjeom pyoseok
Gwangmul Gyuhyeong
Ilseongjeongsiui Injiui
Jiguui Mulsigye
Punghyanggye Pungungi
Songnim undong