Uri kyŏngje rŭl sallinŭn 20-kaji pangbŏp
By: Kang Chʻŏl-gyu chiŭm.
Edition: Che 1-pʻan
Publisher: Hanʼgilsa
Published: 1992
Place of publication: Sŏul
Language: kor
Number of pages: 277
Other titles: Uri kyŏngje rŭl sallinŭn isip kaji pangbŏp