Riley-Smith's acclaimed book is now regarded as a classic short study. The updated fourth edition of this essentialnbsp;introductionnbsp;features a new Preface ... » 

Riley-Smith's acclaimed book is now regarded as a classic short study. The updated fourth edition of this essentialnbsp;introductionnbsp;features a new Preface which surveysnbsp;and reviews developments in crusading scholarship, a new map, material on a child crusader, and a short discussion of the current effects of aggressive Pan-Islamism. «