Cita APA (7a ed.)

Gillham, B. (1981). Problem behavior in the secondary school: A systems approach. Croom Helm.

Cita Chicago Style (17a ed.)

Gillham, Bill. Problem Behavior in the Secondary School: A Systems Approach. London: Croom Helm, 1981.

Cita MLA (8a ed.)

Gillham, Bill. Problem Behavior in the Secondary School: A Systems Approach. Croom Helm, 1981.