Evropská komise. Environment Directorate-General. Nitrates directive (91/676/EEC): status and trends of aquatic environment and agricultural practice: development guide for Member States' reports. Luxembourg: Office for Official Publications of the European Communities, 2000. 42 s.
European Commission. (2000). Nitrates directive (91/676/EEC): Status and trends of aquatic environment and agricultural practice : development guide for Member States' reports. Luxembourg: Office for Official Publications of the European Communities.
Styl ChicagoEuropean Commission. Nitrates Directive (91/676/EEC): Status and Trends of Aquatic Environment and Agricultural Practice : Development Guide for Member States' Reports. Luxembourg: Office for Official Publications of the European Communities, 2000.
Citace podle MLAEuropean Commission. Nitrates Directive (91/676/EEC): Status and Trends of Aquatic Environment and Agricultural Practice : Development Guide for Member States' Reports. Luxembourg: Office for Official Publications of the European Communities, 2000.
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