Miguk kihaeng
By: Yi Yong-tʻaek chŏ
Edition: Chʻopʻan
Series: Saero ingnŭn chʻaek -- 23
Publisher: Yangyŏnggak
Published: 1984
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 151