Haddad, N. (2010). Richard Aldrich: Portraits, abstraction and missing pieces, hobbits, systems and Syd Barrett. frieze.
Čikaški stil citiranja (17. izdanje)Haddad, Natalie. "Richard Aldrich: Portraits, Abstraction and Missing Pieces, Hobbits, Systems and Syd Barrett." Frieze 2010.
MLA način citiranja (8. izdanje)Haddad, Natalie. "Richard Aldrich: Portraits, Abstraction and Missing Pieces, Hobbits, Systems and Syd Barrett." Frieze, 2010.
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