Rayne, S. (2008). Roots of evil. Pocket Books.
Cita Chicago (17th ed.)Rayne, Sarah. Roots of Evil. London: Pocket Books, 2008.
Cita MLA (8th ed.)Rayne, Sarah. Roots of Evil. Pocket Books, 2008.
Atenció: Aquestes cites poden no estar 100% correctes.