Snyder, T. On Tyranny: Twenty lessons from the twentieth.
Cita Chicago (17th ed.)Snyder, Timathy. On Tyranny: Twenty Lessons from the Twentieth.
Cita MLA (9th ed.)Snyder, Timathy. On Tyranny: Twenty Lessons from the Twentieth.
Atenció: Aquestes cites poden no estar 100% correctes.