Oscar Wilde, Russell Jackson, Ian Small (2000). “The Complete Works of Oscar Wilde: De profundis, "Epistola : in carcere et vinculis"”, p.105, Oxford University Press on Demand
Oscar Wilde (1997). “Collected Works of Oscar Wilde: The Plays, the Poems, the Stories and the Essays Including De Profundis”, p.565, Wordsworth Editions
Oscar Wilde (2014). “Wilde Complete Plays: Lady Windermere's Fan; An Ideal Husband; The Importance of Being Earnest; A Woman of No Importance; Salome; The Duchess of Padua; Vera, or the Nihilists; A Florentine Tragedy; La Sainte Courtisane”, p.322, Bloomsbury Publishing