APA引文

Downs, S., & Costin, L. B. (1996). Child welfare and family services: Policies and practice. White Plains, N.Y: Longman Publishers USA.

Trích dẫn kiểu Chicago

Downs, 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.