Cita APA (7a ed.)

Richardson, T. R. (1989). The century of the child: The mental hygiene movement and social policy in the United States and Canada. State University of New York Press.

Cita Chicago Style (17a ed.)

Richardson, Theresa R. The Century of the Child: The Mental Hygiene Movement and Social Policy in the United States and Canada. Albany, N.Y.: State University of New York Press, 1989.

Cita MLA (9a ed.)

Richardson, Theresa R. The Century of the Child: The Mental Hygiene Movement and Social Policy in the United States and Canada. State University of New York Press, 1989.