Buckingham, W., Burnham, D., Hill, C., King, P. J., Marenbon, J., & Weeks, M. (2011). The philosophy book. Dorling Kindersley Limited.
Cita Chicago (17th ed.)Buckingham, Will, Douglas Burnham, Clive Hill, Peter J. King, John Marenbon, i Marcus Weeks. The Philosophy Book. London: Dorling Kindersley Limited, 2011.
Cita MLA (9th ed.)Buckingham, Will, et al. The Philosophy Book. Dorling Kindersley Limited, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.