APA (7th ed.) Citation

Brown, D., & Rex, G. (2009). El símbolo perdido (Unabridged.). Random House Audio.

Chicago Style (17th ed.) Citation

Brown, Dan, and Gustavo Rex. El Símbolo Perdido. Unabridged. New York: Random House Audio, 2009.

MLA (8th ed.) Citation

Brown, Dan, and Gustavo Rex. El Símbolo Perdido. Unabridged. Random House Audio, 2009.

Warning: These citations may not always be 100% accurate.