Ucko, P. (2001). Unprovenanced material culture and Freud's collection of antiquities. Journal of Material Culture.
Chicago-viite (17. p.)Ucko, Peter. "Unprovenanced Material Culture and Freud's Collection of Antiquities." Journal of Material Culture 2001.
MLA-viite (9. p.)Ucko, Peter. "Unprovenanced Material Culture and Freud's Collection of Antiquities." Journal of Material Culture, 2001.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.