Saenal ŭl wihayŏ
By: [pʻyŏnjip Kim Yong-dŏk, Yu Hŭi-jun]
Publisher: Kŭmsŏng Chʻŏngnyŏn Chʻulpʻansa
Published: 1988
Place of publication: [Pʻyŏngyang]
Language: kor
Number of pages: 244