Wolff, J. (1996). An introduction to political philosophy. Oxford Univ. Press.
Cita Chicago (17th ed.)Wolff, Jonathan. An Introduction to Political Philosophy. Oxford: Oxford Univ. Press, 1996.
Cita MLA (9th ed.)Wolff, Jonathan. An Introduction to Political Philosophy. Oxford Univ. Press, 1996.
Atenció: Aquestes cites poden no estar 100% correctes.