Brown, R. (1995). Unbroken curses. Whitaker.
Cita Chicago (17th ed.)Brown, Rebecca. Unbroken Curses. Springdale: Whitaker, 1995.
Cita MLA (9th ed.)Brown, Rebecca. Unbroken Curses. Whitaker, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.