Lua APA (7ú heag.)
ebrary, Inc, & Snel, G. (2004). Alter ego: Twenty confronting views on the European experience. Amsterdam University Press : Salomé.
Lua i Stíl Chicago (17ú heag.)
ebrary, Inc, agus Guido Snel. Alter Ego: Twenty Confronting Views on the European Experience. Amsterdam: Amsterdam University Press : Salomé, 2004.
Lua MLA (9ú heag.)
ebrary, Inc, agus Guido Snel. Alter Ego: Twenty Confronting Views on the European Experience. Amsterdam University Press : Salomé, 2004.
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