Mal palkup sori
Subtitle: sosŏl kŭrimchʻaek
By: [kaksaek, pʻyŏnjip Ma Sŏn-yŏng]
Publisher: Kŭmsŏng Chʻŏngnyŏn Chʻulpʻansa
Published: 1987
Place of publication: [Pʻyŏngyang]
Language: kor
Number of pages: 72