1-Plato's book of "Republic (c. 380 BC)" 2-Aristotle's book of "Politics (c. 350 BC)” 3-Thomas More's book of "Utopia (1516)" 4-Jean-Jacques Rousseau's book of "The Social Contract (1762)" 5-Karl Marx's book of "Communist Manifesto (1848)" 6-John Stuart Mill's book of "On Liberty (1859)" 7-Friedrich Hayek's book of "The Road to Serfdom (1944)" 8-John Rawls' book of "A Theory of Justice (1971)" 9-Noam Chomsky's book of "Manufacturing Consent (1988)" ( direct link )