Ŭnnaekol kihaeng
Subtitle: Song Ki-suk changpʻyŏn sosŏl.
Edition: Chʻopʻan
Publisher: Chʻangjak kwa Pipʻyŏngsa
Published: 1996
Place of publication: Sŏul
Language: kor
Number of pages: 382
Other titles: Ŭnnaegol kihaeng