Columbia subject headings:
Europe--Economic integration.
European Union--Hungary.
Industrial laws and legislation--European Union countries.
International business enterprises--European Union countries--Management.
Harvard subject headings:
Europe--Economic integration.
European Union--Hungary.
Industrial laws and legislation--European Union countries.
International business enterprises--European Union countries--Management.
Princeton subject headings:
Europe--Economic integration.
European Union--Hungary.
Industrial laws and legislation--European Union countries.
International business enterprises--European Union countries--Management.