Cita APA (7a ed.)

Wright, D. S. (1971). The psychology of moral behaviour. Penguin.

Cita Chicago Style (17a ed.)

Wright, Derek Stuart. The Psychology of Moral Behaviour. Harmondsworth [etc.]: Penguin, 1971.

Cita MLA (9a ed.)

Wright, Derek Stuart. The Psychology of Moral Behaviour. Penguin, 1971.