Hanʼguk kyoyuk haengjŏng yugyŏng saŏpka pogam
By: [pʻyŏnjŏ Kyoyuk Haengjŏng Yugyŏng Saŏpka Pogam Pʻyŏnjippu].
Publisher: Sŏjinʼgak
Published: 1979
Language: kor
Number of pages: 463