Παραπομπή σε μορφή APA (7η εκδ.)

European Environment Agency. (2004). High nature value farmland: Characteristics, trends and policy challenges. Office for Official Publications of the European Communities.

Παραπομπή σε μορφή Chicago (17η εκδ.)

European Environment Agency. High Nature Value Farmland: Characteristics, Trends and Policy Challenges. Luxembourg: Office for Official Publications of the European Communities, 2004.

Παραπομπή σε μορφή MLA (8th εκδ.)

European Environment Agency. High Nature Value Farmland: Characteristics, Trends and Policy Challenges. Office for Official Publications of the European Communities, 2004.