Yŏnye pihwa 20-yŏn
Subtitle: sosŏlga Chŏng Ŭi-myŏng kŭ sijŏl kŭ yegi
By: Chŏng Ŭi-myŏng chiŭm
Edition: Chʻopʻan
Publisher: Kyŏngun
Published: 1992
Place of publication: Sŏul
Language: kor
Number of pages: 318
Other titles: Yŏnye pihwa isimnyŏn