Sesang nun pusida
Subtitle: Kim Chŏng-hŭm kwahak esei
Edition: Chʻopʻan
Publisher: Hŭngsadan Chʻulpʻanbu
Published: 1985
Place of publication: Sŏul Tʻŭkpyŏlsi
Language: kor
Number of pages: 353
Subjects: Science and civilization