Collins, R., Kristensen, P., & Thyssen, N. (2009). Water resources across Europe - confronting water scarcity and drought ([1st ed.].). Office for Official Publications of the European Communities.
Citace podle Chicago (17th ed.)Collins, Robert, Peter Kristensen, a Niels Thyssen. Water Resources Across Europe - Confronting Water Scarcity and Drought. [1st ed.]. Luxembourg: Office for Official Publications of the European Communities, 2009.
Citace podle MLA (9th ed.)Collins, Robert, et al. Water Resources Across Europe - Confronting Water Scarcity and Drought. [1st ed.]. Office for Official Publications of the European Communities, 2009.
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