Perry, J. (1999). Dialogue on good, evil and the existence of God. Hackett Publishing.
Dyfyniad Arddull ChicagoPerry, John. Dialogue on Good, Evil and the Existence of God. Indianapolis: Hackett Publishing, 1999.
Dyfyniad MLAPerry, John. Dialogue on Good, Evil and the Existence of God. Hackett Publishing, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.