Jayeon gaejo 자연개조(自然改造)
RO : Jayeon gaejo MC : Chayŏn kaejo
Year : 1967-
Categories : Diplomacy·International Relations>DPRK>Politics·Administration·Legislation(DPRK)
RT :
Sahoe gaejo
BT :
Juchesasang
NT :
Jayeongaejo 5dae bangchim