APA引文

Asimov, I. (2009). The currents of space (1st Tor ed.). Tor.

Chicago Style (17th ed.) Citation

Asimov, Isaac. The Currents of Space. 1st Tor ed. New York: Tor, 2009.

MLA引文

Asimov, Isaac. The Currents of Space. 1st Tor ed. Tor, 2009.

警告：這些引文格式不一定是100％准確.