Chʻŏlto tʻongsin esŏ chipchŏk hoero ŭi iyong
By: [pʻyŏnjŏ Kwak Wŏn-chʻŏl]
Publisher: Chʻŏlto Chʻulpʻansa
Published: 1991
Place of publication: [Pʻyŏngyang]
Language: kor
Number of pages: 132