Crusading Warfare, 1097-1193 (Cambridge Studies in Medieval Life and Thought: New Series)
'This is an important book. It deals with a neglected subject and, above all, it treats warfare as it should be treated but has seldom been treated before, as an integral part of the history of the societies which waged it.' Antiquaries Journal'... fresh and stimulating'. History'... meticulous and thorough'. New Statesman