Hae wa pyŏl urŏrŏ
By: [pʻyŏnjip O Yong-bok, Kim Kwang-su]
Publisher: Kŭmsŏng Chʻŏngnyŏn Chʻulpʻansa
Published: 1987
Place of publication: [Pʻyŏngyang]
Language: kor
Number of pages: 227