Cita APA

Costin, L. B., & Bell, C. J. D. Child welfare: Policies and practice / Lela B. Costin, Cynthia J. Bell, Susan W. Downs (4.). New York ; Longman.

Citación estilo Chicago

Costin, Lela B., y Cynthia J. Downs Bell. Child Welfare: Policies and Practice / Lela B. Costin, Cynthia J. Bell, Susan W. Downs. 4. New York ; Longman.

Cita MLA

Costin, Lela B., y Cynthia J. Downs Bell. Child Welfare: Policies and Practice / Lela B. Costin, Cynthia J. Bell, Susan W. Downs. 4. New York ; Longman.