Sawŏl hyŏngmyŏng
Subtitle: chŏngchʻi haengtʻaehakchŏk yŏnʼgu
By: Yi Hwa-su.
Edition: Chʻopʻan
Series: Pʻyŏngmin sŏdang -- 0517
Publisher: Pʻyŏngminsa
Published: 1985
Place of publication: Sŏul
Language: kor
Number of pages: 176
Notes: Cover title.