Παραπομπή APA
European Commission. (1998). Spatial and ecological assessment of the TEN: Demonstration of indicators and GIS methods. Luxembourg: Office for Official Publications of the European Communities.
Παραπομπή Chicago StyleEuropean Commission. Spatial and Ecological Assessment of the TEN: Demonstration of Indicators and GIS Methods. Luxembourg: Office for Official Publications of the European Communities, 1998.
Παραπομπή MLAEuropean Commission. Spatial and Ecological Assessment of the TEN: Demonstration of Indicators and GIS Methods. Luxembourg: Office for Official Publications of the European Communities, 1998.
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