Παραπομπή σε μορφή APA (7η εκδ.)

European Commission. (2009). EU information and assistance services: Workers, citizens, researchers, students, consumers, enterprises, youth. Office for Official Publications of the European Union.

Παραπομπή σε μορφή Chicago (17η εκδ.)

European Commission. EU Information and Assistance Services: Workers, Citizens, Researchers, Students, Consumers, Enterprises, Youth. Luxembourg: Office for Official Publications of the European Union, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

European Commission. EU Information and Assistance Services: Workers, Citizens, Researchers, Students, Consumers, Enterprises, Youth. Office for Official Publications of the European Union, 2009.