Ucko, P. (2001). Unprovenanced material culture and Freud's collection of antiquities. Journal of Material Culture.
Lua i Stíl Chicago (17ú heag.)Ucko, Peter. "Unprovenanced Material Culture and Freud's Collection of Antiquities." Journal of Material Culture 2001.
Lua MLA (9ú heag.)Ucko, Peter. "Unprovenanced Material Culture and Freud's Collection of Antiquities." Journal of Material Culture, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.