In'gan kwan'gye nŭn irŏkʻe kaesŏn haja
Subtitle: sŏnggongjŏk in in'gan kyŏngyŏng ŭi kiljabi
By: Yu Tong-su chiŭm
Publisher: Kyŏngyŏng Munhwawŏn
Published: 1985
Place of publication: Sŏul
Language: kor
Number of pages: 294