Francis Beaumont, John Fletcher (1750). “The Works of Francis Beaumont, and Mr. John Fletcher: The two noble kinsmen; Thierry and Theodoret; The woman-hater; The nice valour; The honest man's fortune; A masque; Four plays or moral representations in one”, p.433
Robert Browning, Elizabeth Barrett Browning (2009). “The Letters of Robert Browning and Elizabeth Barrett Browning: 1845-1846”, p.59, The Floating Press