Harpe, G. G. (1942). Masters of political thought: Plato to Machiavelli. Oxford University.
Chicago Style aipamenaHarpe, George G. Masters of Political Thought: Plato to Machiavelli. London: Oxford University, 1942.
MLA aipamenaHarpe, George G. Masters of Political Thought: Plato to Machiavelli. Oxford University, 1942.
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