Παραπομπή σε μορφή APA (7η εκδ.)

European Commission. (2008). Europe's satelite navigation programmes: Galileo and Egnos. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

European Commission. Europe's Satelite Navigation Programmes: Galileo and Egnos. Luxembourg: Office for Official Publications of the European Communities, 2008.

Παραπομπή σε μορφή MLA (8th εκδ.)

European Commission. Europe's Satelite Navigation Programmes: Galileo and Egnos. Office for Official Publications of the European Communities, 2008.