Downs, S., & Costin, L. B. (1996). Child welfare and family services: Policies and practice. White Plains, N.Y: Longman Publishers USA.
Trích dẫn kiểu ChicagoDowns, Susan, và Lela B. Costin. Child Welfare and Family Services: Policies and Practice. White Plains, N.Y: Longman Publishers USA, 1996.
MLA引文Downs, Susan, và Lela B. Costin. Child Welfare and Family Services: Policies and Practice. White Plains, N.Y: Longman Publishers USA, 1996.
警告:这些引文格式不一定是100%准确.