Pyŏng-jo ChŏngBooks1984년 ; 동물 농장Yukcho tanʾgyŏng休講이있는曜日Kŭraedo arŭmdaun테스海隱先生年譜Hanʾguk Pulgyo chʻŏrhak ui ŏje wa onŭlHyugang i innŭn yoilAuthor data: Open Library