Suyu chi
Subtitle: Chŏnju Yu Ssi Sugokpʻa
By: Yu Tong-sŏng pʻyŏnjŏ.
Publisher: Inmul Yŏnʼguso
Published: 1992
Place of publication: Sŏul-si
Language: kor
Number of pages: 304
Subjects: Yu family; Korea (South) -- Genealogy