Citazione Stile APA (7a Edizione)
Protasio, J. (2011). The day the world was shocked: The Lusitania disaster and its influence on the course of World War I. CASEMATE.
Citazione stile Chigago Style (17a edizione)
Protasio, John. The Day the World Was Shocked: The Lusitania Disaster and Its Influence on the Course of World War I. Philadelphia: CASEMATE, 2011.
Citatione MLA (9a ed.)
Protasio, John. The Day the World Was Shocked: The Lusitania Disaster and Its Influence on the Course of World War I. CASEMATE, 2011.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.