Pyŏl kwa samak
Subtitle: Yu Han-gŭn myŏngsang ŏnŏ
Series: Chʻŏngsong myŏngsang chʻongsŏ -- 1
Publisher: Chʻŏngsong
Published: 1991
Place of publication: Sŏul
Language: kor
Number of pages: 154