Koryŏ sidae ŭi yŏnʼgu
Subtitle: Tʻŭkʻi tochi sasang ŭi palchŏn ŭl chungsim ŭro
By: Yi Pyŏng-do chŏ
Series: Hanʼguk munhwa chʻongsŏ -- che 4-chip; Hanʼguk munhwa chʻongsŏ -- che 4-chip.
Publisher: Ŭryu Munhwasa
Published: 1954
Place of publication: Sŏul
Language: kor
Number of pages: 460