APA引文

Kagan, A. (1987). Trova (2nd ed.). Trova Foundation.

芝加哥风格引文

Kagan, Andrew. Trova. 2nd ed. St. Louis, Mo: Trova Foundation, 1987.

MLA引文

Kagan, Andrew. Trova. 2nd ed. Trova Foundation, 1987.

警告：这些引文格式不一定是100％准确.