Παραπομπή σε μορφή APA (7η εκδ.)

European Environment Agency. (2004). Air polution in Europe 1990-2000. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

European Environment Agency. Air Polution in Europe 1990-2000. Luxembourg: Office for Official Publications of the European Communities, 2004.

Παραπομπή σε μορφή MLA (8th εκδ.)

European Environment Agency. Air Polution in Europe 1990-2000. Office for Official Publications of the European Communities, 2004.