Hakkyo haengjŏng
By: Kyoyuk Taehak Kyojikkwa Kyojae Pʻyŏnchʻan Wiwŏnhoe pʻyŏn.
Publisher: Kyoyuk Chʻulpʻansa
Published: 1981
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 336