Title: Chŏtʻan sogang ŭi pʻiro e ŭihan sŭllip baendŭ ŭi kŏdong kwa sŭtʻŭrein ŭi sihyo e kwanhan yŏnʼgu
First published: 1971
LC classification: MLCMK 2006/00052 (T)