Παραπομπή APA

European Commission. (2007). Europe's satellite navigation programmes: Galileo and Egnos. Luxembourg: Office for Official Publications of the European Communities.

Παραπομπή Chicago Style

European Commission. Europe's Satellite Navigation Programmes: Galileo and Egnos. Luxembourg: Office for Official Publications of the European Communities, 2007.

Παραπομπή MLA

European Commission. Europe's Satellite Navigation Programmes: Galileo and Egnos. Luxembourg: Office for Official Publications of the European Communities, 2007.

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