Cita APA (7a ed.)

Orme, J. E. (1971). An introduction to abnormal psychology. Methuen.

Cita Chicago Style (17a ed.)

Orme, J. E. An Introduction to Abnormal Psychology. London: Methuen, 1971.

Cita MLA (9a ed.)

Orme, J. E. An Introduction to Abnormal Psychology. Methuen, 1971.