Παραπομπή APA

European Commission. (2000). Spain, Greece, Ireland and Portugal: Environmental projects -- maps. Luxembourg: Office for Official Publications of the European Communities.

Παραπομπή Chicago Style

European Commission. Spain, Greece, Ireland and Portugal: Environmental Projects -- Maps. Luxembourg: Office for Official Publications of the European Communities, 2000.

Παραπομπή MLA

European Commission. Spain, Greece, Ireland and Portugal: Environmental Projects -- Maps. Luxembourg: Office for Official Publications of the European Communities, 2000.

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