Charlotte Bronte, Emily Bronte, Anne Bronte (2009). “The Bronte Sisters: Three Novels: Jane Eyre; Wuthering Heights; and Agnes Grey (Penguin Classics Deluxe Edition)”, p.120, Penguin
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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.217, Bloomsbury Publishing