di Cristina, Bruce; Gottschalk, Martin; Mayzer, Roni (2014). «Four currents of criminological thought». In: Bruce Arrigo; Heather Bersot. The Routledge Handbook of International Crime and Justice Studies. [S.l.]: Routledge. pp. 13–15. ISBN978-1-136-86850-4
Vertinsky, P. (2007). «Physique as destiny: William H. Sheldon, Barbara Honeyman Heath, and the struggle for hegemony in the science of somatotyping». Canadian Bulletin of Medical History. 24 (2): 291–316. PMID18447308. doi:10.3138/cbmh.24.2.291
Vertinsky, P. (2007). «Physique as destiny: William H. Sheldon, Barbara Honeyman Heath, and the struggle for hegemony in the science of somatotyping». Canadian Bulletin of Medical History. 24 (2): 291–316. PMID18447308. doi:10.3138/cbmh.24.2.291