Columbia subject headings:
Crusades.
Italians--Jerusalem--History.
Jerusalem--History--Latin Kingdom, 1099-1244.
Harvard subject headings:
Italians--Jerusalem--Ethnic identity--History--Congresses.
Italy--Civilization--Byzantine influences--Congresses.
Italy--History--476-1492--Congresses.
Jerusalem--History--Latin Kingdom, 1099-1244--Congresses.
Princeton subject headings:
Italians--Jerusalem--History--Congresses.
Jerusalem--History--Latin Kingdom, 1099-1244--Congresses.
Jerusalem--History--Latin Kingdom, 1099-1244--Sources.