Barrett, E. (2010). Persons and liberal democracy: The ethical and political thought of Karol Wojtyla/Pope John Paul II. Lexington Books.
Cita Chicago (17th ed.)Barrett, Edward. Persons and Liberal Democracy: The Ethical and Political Thought of Karol Wojtyla/Pope John Paul II. Lanham, Maryland: Lexington Books, 2010.
Cita MLA (9th ed.)Barrett, Edward. Persons and Liberal Democracy: The Ethical and Political Thought of Karol Wojtyla/Pope John Paul II. Lexington Books, 2010.
Atenció: Aquestes cites poden no estar 100% correctes.