- Germany's Panzer Arm in World War II (Stackpole Military History)
- Mechanized Juggernaut or Military Anachronism?: Horses and the German Army of World War II (Stackpole Military History Series)
- Germany And the Axis Powers: From Coalition to Collapse (Modern War Studies)
- Breakthrough: The Gorlice-Tarnow Campaign, 1915
- Invasion: The Conquest of Serbia, 1915