APA (7th ed.) Citation

Gabaldon, D., & Porter, D. (2013). Drums of autumn (Unabridged.). Recorded Books.

Chicago Style (17th ed.) Citation

Gabaldon, Diana, and Davina Porter. Drums of Autumn. Unabridged. Prince Frederick: Recorded Books, 2013.

MLA (8th ed.) Citation

Gabaldon, Diana, and Davina Porter. Drums of Autumn. Unabridged. Recorded Books, 2013.

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