Kkachʻinol yŏnʼga
Subtitle: O Yong-su chesam sijip.
Edition: Chʻopʻan
Publisher: Tʻap Chʻulpʻansa
Published: 1987
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 147
Other titles: O Yong-su chesam sijip.
Notes: Cover title: O Yong-su chesam sijip.