Citação norma APA

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

Citação norma Chicago

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

Citação norma MLA

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

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.