APA (7th ed.) Citation

O'Brien, D. (1999). The hidden Pope: The life-long friendship that is bringing Catholics and Jews closer together. HarperCollins.

Chicago Style (17th ed.) Citation

O'Brien, Darcy. The Hidden Pope: The Life-long Friendship That Is Bringing Catholics and Jews Closer Together. London: HarperCollins, 1999.

MLA (8th ed.) Citation

O'Brien, Darcy. The Hidden Pope: The Life-long Friendship That Is Bringing Catholics and Jews Closer Together. HarperCollins, 1999.

Warning: These citations may not always be 100% accurate.