Warburton, N. (2013). Philosophy: The basics (5th ed.). Routledge.
Dyfyniad Arddull ChicagoWarburton, Nigel. Philosophy: The Basics. 5th ed. London ; New York: Routledge, 2013.
Dyfyniad MLAWarburton, Nigel. Philosophy: The Basics. 5th ed. Routledge, 2013.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.