Columbia subject headings:
Soccer fans--Legal status, laws, etc.--Germany.
Soccer fans--Legal status, laws, etc.--Great Britain.
Soccer hooliganism--Germany.
Soccer hooliganism--Great Britain.
Soccer--Social aspects--Germany.
Soccer--Social aspects--Great Britain.
Violence in sports.
Harvard subject headings:
Soccer fans--Legal status, laws, etc.--Germany.
Soccer fans--Legal status, laws, etc.--Great Britain.
Soccer hooliganism--Germany.
Soccer hooliganism--Great Britain.
Soccer--Social aspects--Germany.
Soccer--Social aspects--Great Britain.
Violence in sports
Princeton subject headings: