Ttŏk tol e kittŭn chŏnsŏl
Subtitle: chŏnsŏl kŭrimchʻaek
By: [pʻyŏnjip Ma Sŏn-yŏng]
Publisher: Kŭmsŏng Chʻŏngnyŏn Chʻulpʻansa
Published: 1986
Place of publication: [Pʻyŏngyang]
Language: kor
Number of pages: 64