Mayer, Andreas Department Experimental Systems and Spaces of Knowledge, Max Planck Institute for the History of Science, Max Planck Society;
Mayer, A. (2004). [Entry] 'Freud, Sigmund (1856-1939)'. In A. Kuper, & J. Kuper (Eds.), The social science encyclopedia (3, pp. 391-393). London [u.a.]: Routledge.