Imsang kyŏnghyŏlto
Subtitle: chŏng gyŏnghyŏl ŭi haebuhakchŏk wichʻi
By: pʻyŏnjŏ Yu Tʻae-u.
Publisher: Koryo Sujichʻim Haksul Yŏnʼguhoe; Ŭmyang Maekchin Chʻulpʻansa; Sŏul Chiʻimgu Hakhoe
Published: 1980
Place of publication: Sŏul
Language: kor
Number of pages: 60