Sartre Jean-Paul. (1983). The age of reason. Penguin Books.
Cita Chicago (17th ed.)Sartre Jean-Paul. The Age of Reason. Harmondsworth: Penguin Books, 1983.
Cita MLA (9th ed.)Sartre Jean-Paul. The Age of Reason. Penguin Books, 1983.
Atenció: Aquestes cites poden no estar 100% correctes.