Adam Matthew Digital (Firm). (2020). OVERLORD (invasion of Normandy), Plans (pre D-Day): Periodic Review of Conditions in Europe and Scale of Opposition to Overlord. Adam Matthew Digital.
Chicago Style (17th ed.) CitationAdam Matthew Digital (Firm). OVERLORD (invasion of Normandy), Plans (pre D-Day): Periodic Review of Conditions in Europe and Scale of Opposition to Overlord. Marlborough, Wiltshire: Adam Matthew Digital, 2020.
MLA (9th ed.) CitationAdam Matthew Digital (Firm). OVERLORD (invasion of Normandy), Plans (pre D-Day): Periodic Review of Conditions in Europe and Scale of Opposition to Overlord. Adam Matthew Digital, 2020.
Warning: These citations may not always be 100% accurate.