20-seginŭn pappasŏ kŭrŏtʻa
Subtitle: Sŏ Chŏng-gil sijip
Edition: Chʻopʻan
Publisher: Yŏrhwadang
Published: 1985
Place of publication: Sŏul
Language: kor
Number of pages: 105
Other titles: Isipseginŭn pappasŏ kŭrŏtʻa.