APA引文

Flanagan, J., & Keating, J. (2019). Erak's ransom (Unabridged.). Listening Library.

Chicago Style (17th ed.) Citation

Flanagan, John, and John Keating. Erak's Ransom. Unabridged. New York: Listening Library, 2019.

MLA引文

Flanagan, John, and John Keating. Erak's Ransom. Unabridged. Listening Library, 2019.

警告：這些引文格式不一定是100％准確.