Chʻŏrhak kaeron
By: Im Pyongsu, Cho Sŭng-ok kongjŏ.
Series: Chŏrhak kangŭi chʻongsŏ
Publisher: Tʻŭkpyŏlsi; Pŏmmunsa
Published: 1980
Place of publication: Sŏul
Language: kor
Number of pages: 386