Columbia subject headings:
Merchants--Legal status, laws, etc.--Germany (West)
Merchants--Legal status, laws, etc.--Switzerland.
Merchants--Legal status, laws, etc.--Turkey.
Harvard subject headings:
Merchants--Legal status, laws, etc.--Germany (West)
Merchants--Legal status, laws, etc.--Switzerland.
Merchants--Legal status, laws, etc.--Turkey.
Princeton subject headings: