Stumpf, S. E. (2015). Philosophy: A historical survey with essential readings (9th ed.). McGraw Hill.
Dyfyniad Arddull ChicagoStumpf, Samuel Enoch. Philosophy: A Historical Survey with Essential Readings. 9th ed. New York: McGraw Hill, 2015.
Dyfyniad MLAStumpf, Samuel Enoch. Philosophy: A Historical Survey with Essential Readings. 9th ed. McGraw Hill, 2015.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.