Wŏnhan ŭi  kunsa punʼgyesŏn
By: [chippʻil Yi Chŏng-gŭn, Yi Pyŏng-nyŏl].
Contributors: Yi, Pyŏng-nyŏl.
Publisher: Chosŏn Nodongdang Chʻulpʻansa
Published: 1990
Place of publication: [Pʻyŏngyang]
Language: kor
Number of pages: 143