Παραπομπή σε μορφή APA (7η εκδ.)

European Environment Agency. (2002). Environmental signals 2002: Benchmarking the millennium. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

European Environment Agency. Environmental Signals 2002: Benchmarking the Millennium. Luxembourg: Office for Official Publications of the European Communities, 2002.

Παραπομπή σε μορφή MLA (8th εκδ.)

European Environment Agency. Environmental Signals 2002: Benchmarking the Millennium. Office for Official Publications of the European Communities, 2002.