Chʻŏnʾguk ŭi yŏlsoe
By: A. J Kʻŭronin chŏ ; Sin Sang-ung yŏk.
Edition: Chungpʻan
Series: Chʻŏngmok chʻongsŏ -- 1
Publisher: Chʻŏngmok
Published: 1989
Place of publication: Sŏul
Language: kor
Number of pages: 410
Work titles: Keys of the kingdom.
Notes: Translation of: The keys of the kingdom.