Cita APA (7a ed.)

Downs, S. W., & Downs, S. (2000). Child welfare and family services: Policies and practice (6th ed.). Allyn & Bacon.

Cita Chicago Style (17a ed.)

Downs, Susan Whitelaw, y Susan Downs. Child Welfare and Family Services: Policies and Practice. 6th ed. Boston, Mass: Allyn & Bacon, 2000.

Cita MLA (9a ed.)

Downs, Susan Whitelaw, y Susan Downs. Child Welfare and Family Services: Policies and Practice. 6th ed. Allyn & Bacon, 2000.