Columbus, N. (2007). Previews: Zürich ; Kai Althoff ; Kunsthalle Zürich ; November 10, 2007 - January 13, 2008. Artforum.
Čikaški stil citiranja (17. izdanje)Columbus, Nikki. "Previews: Zürich ; Kai Althoff ; Kunsthalle Zürich ; November 10, 2007 - January 13, 2008." Artforum 2007.
MLA način citiranja (8. izdanje)Columbus, Nikki. "Previews: Zürich ; Kai Althoff ; Kunsthalle Zürich ; November 10, 2007 - January 13, 2008." Artforum, 2007.
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