Oegyo sa
By: Sin Ki-sŏk chŏ
Series: Taehak kangjwa. Chŏngchʻihak chŏnjip -- che 1-kwŏn 4; Taehak kangjwa -- che 1-kwŏn 4.
Publisher: Yangmun Sa
Published: 1955
Place of publication: Sŏul
Language: kor
Number of pages: 127