Louart, B. (2009). The First bloody sunday.
Cita Chicago (17th ed.)Louart, Bertrand. The First Bloody Sunday. 2009.
Cita MLA (8th ed.)Louart, Bertrand. The First Bloody Sunday. 2009.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)