Pascal, Blaise (1898) [1657]. The Provincial Letters of Blaise Pascal. eBooks@Adelaide. M'Crie, Thomas (trans.). London: Chatto & Windus. Archived from the original on 5 September 2015. Retrieved 23 January 2009.
Pascal, Blaise (1898) [1657]. The Provincial Letters of Blaise Pascal. eBooks@Adelaide. M'Crie, Thomas (trans.). London: Chatto & Windus. Archived from the original on 5 September 2015. Retrieved 23 January 2009.