KKodŭng sohak tokponKodŭng sohak tokponde Hwimun Ŭisuk. P'yŏnjippuMateriasKorean languageTextbooksStudy and teaching (Secondary)SourcesEdiciones (1)Kodŭng sohak tokpon (2012)Tosŏ Ch'ulp'an Kyŏngjin · kor · ISBN 9788959961665