Cita APA (7a ed.)

Petrie, C. (1972). Backward and maladjusted children in secondary schools. Ward Lock.

Cita Chicago Style (17a ed.)

Petrie, Cairine. Backward and Maladjusted Children in Secondary Schools. London: Ward Lock, 1972.

Cita MLA (8a ed.)

Petrie, Cairine. Backward and Maladjusted Children in Secondary Schools. Ward Lock, 1972.