Popkin, R. H. (1999). The Pimlico history of Western philosophy. Pimlico.
Cita Chicago (17th ed.)Popkin, Richard H. The Pimlico History of Western Philosophy. London: Pimlico, 1999.
Cita MLA (9th ed.)Popkin, Richard H. The Pimlico History of Western Philosophy. Pimlico, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.