Παραπομπή σε μορφή APA (7η εκδ.)

Commission of the European Communities. (2009). Promoting sustainable urban development in Europe: Achievements and opportunities. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Commission of the European Communities. Promoting Sustainable Urban Development in Europe: Achievements and Opportunities. Luxembourg: Office for Official Publications of the European Communities, 2009.

Παραπομπή σε μορφή MLA (8th εκδ.)

Commission of the European Communities. Promoting Sustainable Urban Development in Europe: Achievements and Opportunities. Office for Official Publications of the European Communities, 2009.