Allen, P. (2011). Idea Man: A Memoir by the Co-founder of Microsoft. Portfolio Penguin.
Citazione stile Chigago Style (17a edizione)Allen, Paul. Idea Man: A Memoir by the Co-founder of Microsoft. London: Portfolio Penguin, 2011.
Citatione MLA (9a ed.)Allen, Paul. Idea Man: A Memoir by the Co-founder of Microsoft. Portfolio Penguin, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.