Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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

Precaución: Estas citas no son 100% exactas.