P. J. O'Rourke (2007). “Give War a Chance: Eyewitness Accounts of Mankind's Struggle Against Tyranny, Injustice, and Alcohol-Free Beer”, p.43, Grove/Atlantic, Inc.
Charles Dickens (1868). “Charles Dickens's works. Charles Dickens ed. [18 vols. of a 21 vol. set. Wanting A child's history of England; Christmas stories; The mystery of Edwin Drood].”, p.234