Não informado. (2004). Interacting with Computers. Butterworth Heinemann.
Lua i Stíl Chicago (17ú heag.)Não informado. Interacting with Computers. London: Butterworth Heinemann, 2004.
Lua MLA (8ú heag.)Não informado. Interacting with Computers. Butterworth Heinemann, 2004.
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