Charlotte Bronte, Emily Bronte, Anne Bronte (2009). “The Bronte Sisters: Three Novels: Jane Eyre; Wuthering Heights; and Agnes Grey (Penguin Classics Deluxe Edition)”, p.133, Penguin
Philippa Gregory (2011). “Philippa Gregory's Tudor Court 6-Book Boxed Set: The Constant Princess, The Other Boleyn Girl, The Boleyn Inheritance, The Queen's Fool, The Virgin's Lover, and The Other Queen”, p.2782, Simon and Schuster