Oscar Wilde, Russell Jackson, Ian Small (2000). “The Complete Works of Oscar Wilde: De profundis, "Epistola : in carcere et vinculis"”, p.101, Oxford University Press on Demand
Oscar Wilde, Russell Jackson, Ian Small (2000). “The Complete Works of Oscar Wilde: De profundis, "Epistola : in carcere et vinculis"”, p.184, Oxford University Press on Demand
Potter Stewart's expression of the majority opinion in 7-2 ruling that the death penalty is a constitutionally acceptable form of punishment for premeditated murder, July 2, 1976.