Παραπομπή σε μορφή APA (7η εκδ.)

European Environment Agency. (2002). 2001 Publications catalogue. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

European Environment Agency. 2001 Publications Catalogue. Luxembourg: Office for Official Publications of the European Communities, 2002.

Παραπομπή σε μορφή MLA (8th εκδ.)

European Environment Agency. 2001 Publications Catalogue. Office for Official Publications of the European Communities, 2002.