Preece, R. (2008). Sins of the flesh: A history of ethical vegetarian thought. UBC Press.
Cita Chicago (17th ed.)Preece, Rod. Sins of the Flesh: A History of Ethical Vegetarian Thought. Vancouver: UBC Press, 2008.
Cita MLA (9th ed.)Preece, Rod. Sins of the Flesh: A History of Ethical Vegetarian Thought. UBC Press, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.