Columbia subject headings:
Crusades--Influence.
Drinking of alcoholic beverages--Europe.
Drinking of alcoholic beverages--Middle East.
Wine industry--Europe.
Wine industry--Middle East.
Harvard subject headings:
Princeton subject headings:
Crusades--Influence.
Drinking of alcoholic beverages--Europe.
Drinking of alcoholic beverages--Middle East.
Wine industry--Europe.
Wine industry--Middle East.