Nobyŏn ŭi pʻunguna
Subtitle: Pʻyŏngan-do amhaeng ŏsa Yun Pong-jo
By: Kim Kwan-bong chak.
Series: Amhaeng ŏsa yŏlchŏn ; 5
Publisher: Chʻangu Munhwasa
Published: 1980
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 375