Charlotte Bronte, Emily Bronte, Anne Bronte (2009). “The Bronte Sisters: Three Novels: Jane Eyre; Wuthering Heights; and Agnes Grey (Penguin Classics Deluxe Edition)”, p.223, Penguin
Charlotte Perkins Gilman (2015). “Collected Works of Charlotte Perkins Gilman: Short Stories, Novels, Poems and Essays: The Yellow Wallpaper, What Diantha Did, Women and Economics, The Crux, Moving the Mountain, Herland and other works from the prominent American feminist, sociologist and novelist”, p.827, e-artnow