Allen, P. (2011). Idea Man: A Memoir by the Co-founder of Microsoft. Portfolio Penguin.
Lua i Stíl Chicago (17ú heag.)Allen, Paul. Idea Man: A Memoir by the Co-founder of Microsoft. London: Portfolio Penguin, 2011.
Lua MLA (9ú heag.)Allen, Paul. Idea Man: A Memoir by the Co-founder of Microsoft. Portfolio Penguin, 2011.
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