Grayling, A. C. (2009). To set Prometheus free: Essays on religion, reason and humanity. Oberon Books.
Style de citation Chicago (17e éd.)Grayling, A. C. To Set Prometheus Free: Essays on Religion, Reason and Humanity. London: Oberon Books, 2009.
Style de citation MLA (8e éd.)Grayling, A. C. To Set Prometheus Free: Essays on Religion, Reason and Humanity. Oberon Books, 2009.
Attention : ces citations peuvent ne pas être correctes à 100%.