Chihyŏnghak
By: Kwŏn Hyŏk-chae chŏ.
Edition: Kaejŏng sinpʻan
Series: Chirihak kangŭi chʻongsŏ
Publisher: Pŏmmunsa
Published: 1980
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 431