APA引文

Thomson, K. (2011). Twice a spy. Doubleday.

Chicago Style (17th ed.) Citation

Thomson, Keith. Twice a Spy. New York: Doubleday, 2011.

MLA引文

Thomson, Keith. Twice a Spy. Doubleday, 2011.

警告：這些引文格式不一定是100％准確.