Chosŏnsa yŏngu
By: Chŏng In-bo chŏ
Publisher: Sŏul Sinmunsa
Published: 1946
Place of publication: Sŏul-si
Language: kor
Subjects: History
Notes: Microfilm. New York, N.Y.: Colombia University Libraries, 1987. 1 microfilm reel. 35 mm.