Cita APA (7th ed.)

Ormerod, R. (1980). Double take. Hale.

Cita Chicago (17th ed.)

Ormerod, Roger. Double Take. London: Hale, 1980.

Cita MLA (8th ed.)

Ormerod, Roger. Double Take. Hale, 1980.

Atenció: Aquestes cites poden no estar 100% correctes.