Lock, Peter Routledge companion to the crusades / Peter Lock, - New York : Routledge, 2006. - x, 527 p. : 24 cm. - Routledge companions to history. . Includes index. ISBN: 9780415393126 (pbk.) Subjects--Topical Terms: Crusades --Handbook Index Terms--Genre/Form: Handbook Dewey Class. No.: 909.07 LOC