(2002). Free software, free society selected essays of Richard M. Stallman / introduction by Lawrence Lessig ; edited by Joshua Gay. [electronic resource].
Cita Chicago (17th ed.)Free Software, Free Society Selected Essays of Richard M. Stallman / Introduction by Lawrence Lessig ; Edited by Joshua Gay. [electronic Resource]. 2002.
Cita MLA (9th ed.)Free Software, Free Society Selected Essays of Richard M. Stallman / Introduction by Lawrence Lessig ; Edited by Joshua Gay. [electronic Resource]. 2002.
Atenció: Aquestes cites poden no estar 100% correctes.