Opportunities for Social Research in the Public Welfare FieldEmil Frankel,Emma O. Lundberg,David M. Schneider,Louise C. Odencrantz,Horatio M. Pollock,Thorsten Sellin,Katherine F. LenrootSocial Service Review(2015)引用 0|浏览4暂无评分AI 理解论文溯源树样例生成溯源树,研究论文发展脉络Chat Paper正在生成论文摘要