손자에게보내는편지
Subtitle: chʻakchʻwi patko appak pattŏn chinan il ŭl itchi malcha
Publisher: Sarochʻŏng Chʻulpʻansa
Published: 1975
Place of publication: Pʻyŏngyang
Language: kor
Number of pages: 119
Other titles: Sonja ege ponaenŭn pʻyŏnji