北朝时期少数民族对儒家伦理道德的传承——以孝道传承为研究中心
북조시기소수민족대유가윤리도덕적전승——이효도전승위연구중심
On Minority Nationality Following Confucianists' Moral Principles and Ethics during the Period of Beichao --.Research on Succession of Filial Piety