Pendle, G. (2004). George Pendle on Bruce Conner: The enigma machine. frieze.
Lua i Stíl Chicago (17ú heag.)Pendle, George. "George Pendle on Bruce Conner: The Enigma Machine." Frieze 2004.
Lua MLA (8ú heag.)Pendle, George. "George Pendle on Bruce Conner: The Enigma Machine." Frieze, 2004.
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