Cook, R., & Hayes, S. (2010). Speech Acts: Art historian Roger Cook discusses politics, performance and collaboration with artist Sharon Hayes. frieze.
Lua i Stíl Chicago (17ú heag.)Cook, Roger, agus Sharon Hayes. "Speech Acts: Art Historian Roger Cook Discusses Politics, Performance and Collaboration with Artist Sharon Hayes." Frieze 2010.
Lua MLA (8ú heag.)Cook, Roger, agus Sharon Hayes. "Speech Acts: Art Historian Roger Cook Discusses Politics, Performance and Collaboration with Artist Sharon Hayes." Frieze, 2010.
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