Cita APA (7a ed.)

Collis, J. S. (1975). The worm forgives the plough. Penguin.

Cita Chicago Style (17a ed.)

Collis, John Stewart. The Worm Forgives the Plough. Harmondsworth: Penguin, 1975.

Cita MLA (8a ed.)

Collis, John Stewart. The Worm Forgives the Plough. Penguin, 1975.