Cita APA (7a ed.)

Comisión de las Comunidades Europeas. (1999). Transport research fourth framework programme road transport: Extra2, an assessment of European travel behaviour. Office for Official Publications of the European Communities.

Cita Chicago Style (17a ed.)

Comisión de las Comunidades Europeas. Transport Research Fourth Framework Programme Road Transport: Extra2, an Assessment of European Travel Behaviour. Luxembourg: Office for Official Publications of the European Communities, 1999.

Cita MLA (9a ed.)

Comisión de las Comunidades Europeas. Transport Research Fourth Framework Programme Road Transport: Extra2, an Assessment of European Travel Behaviour. Office for Official Publications of the European Communities, 1999.