Leavitt, D. (2007). The man who knew too much: Alan Turing and the invention of the computer (Paperback ed.). Phoenix.
Lua i Stíl Chicago (17ú heag.)Leavitt, David. The Man Who Knew Too Much: Alan Turing and the Invention of the Computer. Paperback ed. London: Phoenix, 2007.
Lua MLA (8ú heag.)Leavitt, David. The Man Who Knew Too Much: Alan Turing and the Invention of the Computer. Paperback ed. Phoenix, 2007.
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