Uri nara sŏmyu kongŏp ŭi tʻŭksŏng kwa sŏmyuryu suchʻul chŭngdae pangan e kwanhan yŏnʼgu
Subtitle: Miguk sijang ŭl chungsim ŭro
By: Chŏng Sang-sŏp.
Published: 1980
Language: kor
Number of pages: 116