Hart, C. (2011). Ghost in Trouble.
Cita Chicago (17th ed.)Hart, Carolyn. Ghost in Trouble. Avon Books, 2011.
Cita MLA (8th ed.)Hart, Carolyn. Ghost in Trouble. 2011.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)