Hofmaier, J. (1998). Andy Warhol: Fifteen Abstract Paintings. Galerie Daniel Blau.
Čikaški stil citiranja (17. izdanje)Hofmaier, James. Andy Warhol: Fifteen Abstract Paintings. München: Galerie Daniel Blau, 1998.
MLA način citiranja (8. izdanje)Hofmaier, James. Andy Warhol: Fifteen Abstract Paintings. Galerie Daniel Blau, 1998.
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