Ŭngyong haengdong pusŏk ŭi ŭimi
By: Yi Sŏng-jin chŏ.
Series: Kyoyuk sinsŏ ; 80
Publisher: Paeyŏngsa
Published: 1980
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 235