Kyŏngjehak wŏllon
By: Kim Il-gon chŏ.
Series: Kyŏngjehak chʻongsŏ
Publisher: Muyŏk Kyŏngyŏngsa
Published: 1980
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 496