Cita APA (7th ed.)
Clark, S. R. L. (1995). How to live forever: Science fiction and philosophy. Routledge.
Cita Chicago (17th ed.)
Clark, Stephen R. L. How to Live Forever: Science Fiction and Philosophy. London ; New York: Routledge, 1995.
Cita MLA (9th ed.)
Clark, Stephen R. L. How to Live Forever: Science Fiction and Philosophy. Routledge, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.