The Luftwaffe's Way of War: German Air Force Doctrine, 1911-1945

The Luftwaffe: Creating the Operational Air War, 1918-1940

The Roots of Blitzkrieg: Hans von Seeckt and German Military Reform

Hitler's Luftwaffe in the Spanish Civil War (Contributions in Military Studies)

The Luftwaffe War Diaries: The German Air Force in World War II (Reprint)