Chunghak malbon ; Chunghak malbon II ; Chunghak malbon III
By: Chʻoe Tʻae-ho.
Series: Yŏktae Hanʼguk munpŏp taegye ; che 1-pu, che 35-chʻaek
Publisher: Tʻap Chʻulpʻansa; chʻongpʻan Kwangmunsa
Published: 1977
Place of publication: [Sŏul]
Language: kor
Number of pages: 23