Chosŏn Sejongdae hyŏngjŏng ŭi il yŏnʼgu
Subtitle: chaepʻan chedorŭl chungsim ŭro
By: Kim Sŏng-hŭi.
Publisher: Ihwa Yŏja Taehakkyo Taehagwŏn
Published: 1976
Language: kor
Number of pages: 103