Irving translated the Memoirs of Field Marshal Wilhelm Keitel in 1965 (edited by Walter Görlitz) and in 1967 published Accident: The Death of General Sikorski.
Irving a tradus Memoriile feldmareșalului Wilhelm Keitel în 1965 (editate de Walter Görlitz), iar în 1967 a publicat Accident: The Death of General Sikorski.