忠忠經忠經de Rong MaMateriasLoyalityCivil service ethicsEthicsLoyaltyEdiciones (4)忠經 (1992)Jilin da xue chu ban she · chino忠經 (1990)Jiangsu Guangling gu ji ke yin she · chino忠經 (1978)Guang wen shu ju · chino忠經 (1880)Lianjiang Wang shi Shu gu shan zhuang · chinoMás obras de Rong MaLLi ji Ma shi zhuLi ji Ma shi zhu1889ZZhong jingZhong jing1922Chʻunggyŏng