Chŏngsŭp sagunja
By: Pʻyŏnjippu pʻyŏn.
Series: Sangsŏl chŏngsŭp sŏye kangjwa ; 4
Publisher: Samnim
Published: 1980
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 125