APA引文

Le Guin, U. K. (2007). Catwings (Unabridged.). Recorded Books Inc..

Chicago Style (17th ed.) Citation

Le Guin, Ursula K. Catwings. Unabridged. Prince Frederick: Recorded Books Inc., 2007.

MLA引文

Le Guin, Ursula K. Catwings. Unabridged. Recorded Books Inc., 2007.

警告：這些引文格式不一定是100％准確.