Che sachʻa kyŏngje kaebal ogaenyŏn kyehoek che sanchʻa yŏndo pʻyŏngka pogosŏ
By: Pʻyŏngka Kyosudan ; [pʻyŏnja Han Pong-su].
Publisher: Tong Tan; Kungmu Chʻongni Kihoek Chojŏngsil
Published: 1980
Language: kor
Number of pages: 21