Ribeiro, N. C. (2011). BBC broadcasts to Portugal in World War II: How radio was used as a weapon of war. Mellen.
Chicago-Zitierstil (17. Ausg.)Ribeiro, Nelson Costa. BBC Broadcasts to Portugal in World War II: How Radio Was Used as a Weapon of War. Lewiston [u.a.]: Mellen, 2011.
MLA-Zitierstil (9. Ausg.)Ribeiro, Nelson Costa. BBC Broadcasts to Portugal in World War II: How Radio Was Used as a Weapon of War. Mellen, 2011.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.