Kongja ŭi kyoyuk sasang
Subtitle: Kongja sasang ŭi kyoyukhakchŏk chŏnge
By: Chŏng Chong chŏ.
Publisher: Chimmundang
Published: 1980
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 426