APA-Zitierstil (7. Ausg.)

European Commission (Information Society and Media). (2008). Pre-commercial procurement: Driving innovation to ensure high quality public services in Europe ([1st ed.].). Office for Official Publications of the European Communities.

Chicago-Zitierstil (17. Ausg.)

European Commission (Information Society and Media). Pre-commercial Procurement: Driving Innovation to Ensure High Quality Public Services in Europe. [1st ed.]. Luxembourg: Office for Official Publications of the European Communities, 2008.

MLA-Zitierstil (9. Ausg.)

European Commission (Information Society and Media). Pre-commercial Procurement: Driving Innovation to Ensure High Quality Public Services in Europe. [1st ed.]. Office for Official Publications of the European Communities, 2008.