Byrne, R. (2013). The Secret Hero. Simon and Schuster.
Cita Chicago (17th ed.)Byrne, Rhonda. The Secret Hero. London: Simon and Schuster, 2013.
Cita MLA (9th ed.)Byrne, Rhonda. The Secret Hero. Simon and Schuster, 2013.
Atenció: Aquestes cites poden no estar 100% correctes.