Ŭmsik kunghap
Subtitle: hamkke mŏgŭmyŏn choŭn ŭmsik, nappŭn ŭmsik
By: Yu Tʻae-jong chŏ.
Edition: 1-pʻan
Series: Tungji kŏnʼgang chʻongsŏ -- 10
Publisher: Tungji
Published: 1992
Place of publication: Sŏul-si
Language: kor
Number of pages: 181