Chʻŏnmundae isimnyŏnsa, 1974-1994
Publisher: Chŏnmundae
Published: 1995
Place of publication: Taejŏn Kwangyŏk-si
Language: kor
Number of pages: 244
Subjects: Astronomy; Chʻŏnmundae (Korea); History
Other titles: Chʻŏnmundae 20-yŏnsa, 1974-1994