Chosŏnjo ŭi chŏngchʻi sasang
By: Pak Chʻung-sŏk, Yu Kŭn-ho kongjŏ.
Publisher: Pʻyŏnghwa Chʻulpʻansa
Published: 1980
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 220