Cita APA (7th ed.)
Riebling, M. (2016). Church of spies: The Pope's secret war against Hitler. Basic Books.
Cita Chicago (17th ed.)
Riebling, Mark. Church of Spies: The Pope's Secret War Against Hitler. New York: Basic Books, 2016.
Cita MLA (9th ed.)
Riebling, Mark. Church of Spies: The Pope's Secret War Against Hitler. Basic Books, 2016.
Atenció: Aquestes cites poden no estar 100% correctes.