灰色人
By: [chŏja Chʻoe In-hun]
Edition: Chʻopʻan.
Series: Chʻoe In-hun chŏnjip -- 2
Publisher: Munhak kwa Chisŏngsa
Published: 1977
Place of publication: Sŏul
Language: kor
Number of pages: 311
Other titles: Hoesaegin