Columbia subject headings:
Information superhighway--Canada.
Information superhighway--European Union countries.
Information technology--Canada.
Information technology--European Union countries.
Internet--Canada.
Internet--European Union countries.
Harvard subject headings:
Information superhighway--Canada.
Information superhighway--European Union countries.
Information technology--Canada.
Information technology--European Union countries
Internet--Canada.
Internet--European Union countries.
Princeton subject headings:
Information superhighway--Canada.
Information superhighway--European Union countries.
Information technology--Canada.
Information technology--European Union countries.
Internet--Canada.
Internet--European Union countries.