Commission of the European Communities. Directorate-General for Audiovisual, Information, Communication, and Culture. (1991). Opening up the internal market. Office for Official Publications of the European Communities.
Citação norma ChicagoCommission of the European Communities. Directorate-General for Audiovisual, Information, Communication, and Culture. Opening Up the Internal Market. Luxembourg: Office for Official Publications of the European Communities, 1991.
Citação norma MLACommission of the European Communities. Directorate-General for Audiovisual, Information, Communication, and Culture. Opening Up the Internal Market. Office for Official Publications of the European Communities, 1991.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.