筛选: Degree PhD 删除限定条件 Degree: PhD Department / Specialty Sociology 删除限定条件 Department / Specialty: Sociology Keyword Afrodescendant 删除限定条件 Keyword: Afrodescendant Keyword Race 删除限定条件 Keyword: Race Research Field Black Studies 删除限定条件 Research Field: Black Studies Research Field Sociology, Social Structure and Development 删除限定条件 Research Field: Sociology, Social Structure and Development