Columbia subject headings:
Crusades--First, 1096-1099.
Jerusalem--History--Latin Kingdom, 1099-1244.
Harvard subject headings:
Crusades--First, 1096-1099
Jerusalem--History--Latin Kingdom, 1099-1244.
Princeton subject headings:
Crusades--First, 1096-1099.
Jerusalem--History--Latin Kingdom, 1099-1244.