Chosŏnŏ
Subtitle: chunghakkyo che 3-hangnyŏn yong
By: Yi Kŭn-yŏng chŏ
Edition: Che 2-pʻan
Publisher: Kyoyuk Tosŏ Chʻulpʻansa
Published: 1963
Place of publication: Pʻyŏngyang
Language: kor
Number of pages: 56
Subjects: Study and teaching (Secondary); Korean language