Cita APA (7a ed.)

Card, O. S. (1991). Xenocide. Tor.

Cita Chicago Style (17a ed.)

Card, Orson Scott. Xenocide. New York: Tor, 1991.

Cita MLA (9a ed.)

Card, Orson Scott. Xenocide. Tor, 1991.

警告：这些引文格式不一定是100％准确.