Pŏpchʻang 25-si
Subtitle: Cho Ir-ho yŏnjak kkongtʻŭjip
Edition: Chʻopʻan
Publisher: Tongnimmun Chʻulpʻansa
Published: 1987
Place of publication: Sŏul
Language: kor
Number of pages: 322
Other titles: Pŏpchʻang isibosi.