刘林海2019-09-252019-09-252017-03-032005-11-25http://hdl.handle.net/20.500.12424/482829chiWith permission of the license/copyright holder中世纪西欧等级三等级Middle AgesWestern EuropehierarchyThree Orders论中世纪西欧的三等级观念 [Ideas of Three-Orders in Medieval Western Europe]Article