(en) Lillian Craton, The Victorian Freak Show : The Significance of Disability and Physical Differences in 19th-century Fiction, New York, Cambria Press, , 244 p. (ISBN1604976535, lire en ligne)
(en) Angela M. Griffin et Judith H. Langlois, « Stereotype Directionality and Attractiveness Stereotyping: Is Beauty Good or is Ugly Bad? », National Library of Medicine, vol. 24, no 2, , p. 187-206 (lire en ligne)