Tietueen sitaatit
APA-viiteCommission of the European Communities. Directorate-General for Audiovisual, Information, Communication and Culture. (1993). Frontier-free Europe. Office for Official Publications of the European Communities.
Chicago-tyylinen lähdeviittausCommission of the European Communities. Directorate-General for Audiovisual, Information, Communication and Culture. Frontier-free Europe. Luxembourg: Office for Official Publications of the European Communities, 1993.
MLA-viiteCommission of the European Communities. Directorate-General for Audiovisual, Information, Communication and Culture. Frontier-free Europe. Office for Official Publications of the European Communities, 1993.
Harvard-tyylinen lähdeviittausCommission of the European Communities. Directorate-General for Audiovisual, I. 1993. Frontier-free Europe. Luxembourg: Office for Official Publications of the European Communities.