KKugyŏk Kwanong sochʻoKugyŏk Kwanong sochʻode Chi-wŏn PakMateriasFarm managementHistoryEdiciones (1)Kugyŏk Kwanong sochʻo (1987)Asea Munhwasa · korMás obras de Chi-wŏn PakCChigŭm Chosŏn ŭi si rŭl ssŭraChigŭm Chosŏn ŭi si rŭl ssŭraKKochʻujang chagŭn tanji rŭl ponaeniKochʻujang chagŭn tanji rŭl ponaeniKŭrŏtʻamyŏn toro nun ŭl kamgo kasio