Cita APA (7a ed.)

Southern, R. W. (1970). Western society and the church in the Middle ages. Penguin Books.

Cita Chicago Style (17a ed.)

Southern, R. W. Western Society and the Church in the Middle Ages. Harmondsworth, Middlesex: Penguin Books, 1970.

Cita MLA (9a ed.)

Southern, R. W. Western Society and the Church in the Middle Ages. Penguin Books, 1970.