Hanʼguk kyŏngje ŭi tojŏn
Subtitle: che 3 kyŏngje sidae ŭi chŏllyak
By: Paek Yŏng-hun chŏ.
Publisher: Samhwa Chʻulpʻansa
Published: 1980
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 358