APA (7 ম সংস্করণ) উদ্ধৃতি

Barrett, E. (2010). Persons and liberal democracy: The ethical and political thought of Karol Wojtyla/Pope John Paul II. Lexington Books.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

Barrett, Edward. Persons and Liberal Democracy: The Ethical and Political Thought of Karol Wojtyla/Pope John Paul II. Lanham, Maryland: Lexington Books, 2010.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

Barrett, Edward. Persons and Liberal Democracy: The Ethical and Political Thought of Karol Wojtyla/Pope John Paul II. Lexington Books, 2010.