Ritter, W., & Barber, N. (2016). Ghostly echoes (Unabridged.). Recorded Books Inc..
Cita Chicago Style (17a ed.)Ritter, William, y Nicola Barber. Ghostly Echoes. Unabridged. Prince Frederick: Recorded Books Inc., 2016.
Cita MLA (8a ed.)Ritter, William, y Nicola Barber. Ghostly Echoes. Unabridged. Recorded Books Inc., 2016.
Precaución: Estas citas no son 100% exactas.