Cita APA (7th ed.)
Sagan, E. (1979). The lust to annihilate. Psychohistory press.
Cita Chicago (17th ed.)
Sagan, Eli. The Lust to Annihilate. New York: Psychohistory press, 1979.
Cita MLA (9th ed.)
Sagan, Eli. The Lust to Annihilate. Psychohistory press, 1979.
Atenció: Aquestes cites poden no estar 100% correctes.