Cita APA (7a ed.)

Walsh, J. A., & Walsh, R. A. (1990). Quality care for tough kids: Studies of the maintenance of subsidized foster placements in the Casey Family Program. Child Welfare League of America.

Cita Chicago Style (17a ed.)

Walsh, James A., y Roberta A. Walsh. Quality Care for Tough Kids: Studies of the Maintenance of Subsidized Foster Placements in the Casey Family Program. Washington, DC: Child Welfare League of America, 1990.

Cita MLA (9a ed.)

Walsh, James A., y Roberta A. Walsh. Quality Care for Tough Kids: Studies of the Maintenance of Subsidized Foster Placements in the Casey Family Program. Child Welfare League of America, 1990.