Cita APA (7a ed.)

Card, O. S., & Card, E. J. (2011). The lost gate (Unabridged.). Blackstone Audio, Inc., and Buck 50 Productions, LLC.

Cita Chicago Style (17a ed.)

Card, Orson Scott, y Emily Janice Card. The Lost Gate. Unabridged. Ashland: Blackstone Audio, Inc., and Buck 50 Productions, LLC, 2011.

Cita MLA (8a ed.)

Card, Orson Scott, y Emily Janice Card. The Lost Gate. Unabridged. Blackstone Audio, Inc., and Buck 50 Productions, LLC, 2011.

Precaución: Estas citas no son 100% exactas.