Leslie, J. (1996). The end of the World: The science and ethics of human extinction. Routledge.
Cita Chicago (17th ed.)Leslie, John. The End of the World: The Science and Ethics of Human Extinction. London: Routledge, 1996.
Cita MLA (9th ed.)Leslie, John. The End of the World: The Science and Ethics of Human Extinction. Routledge, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.