Macmillan Education, 1996. — 503 p. — (New Studies in Medieval History).
Sources for Early Medieval Byzantium.
The Strategic Geography of the Near East.
The Roman World in 600.
The Fall of the Old Order.
How the Roman Empire Survived.
The Shock of Defeat.
The Byzantine Response: On to the Defensive.
The Byzantine Empire and its Non-Muslim Neighbours, c.600–c.950.
The Age of Reconquest, 863–976.
The Reign of Basil II, 976–1025.