Cita APA (7a ed.)

Riggs, R., & Heyborne, K. (2014). Hollow city (Unabridged.). Blackstone Audio, Inc., and Buck 50 Productions, LLC.

Cita Chicago Style (17a ed.)

Riggs, Ransom, y Kirby Heyborne. Hollow City. Unabridged. Ashland: Blackstone Audio, Inc., and Buck 50 Productions, LLC, 2014.

Cita MLA (8a ed.)

Riggs, Ransom, y Kirby Heyborne. Hollow City. Unabridged. Blackstone Audio, Inc., and Buck 50 Productions, LLC, 2014.

Precaución: Estas citas no son 100% exactas.