Behrendt, H. (1988). Changes in nonpoint nutrient loading into European freshwaters: Trends and consequences since 1950 and not-impossible changes until 2080. Int. Inst. for Applied Systems Analysis.
Chicago-Zitierstil (17. Ausg.)Behrendt, Horst. Changes in Nonpoint Nutrient Loading into European Freshwaters: Trends and Consequences Since 1950 and Not-impossible Changes Until 2080. Laxenburg: Int. Inst. for Applied Systems Analysis, 1988.
MLA-Zitierstil (9. Ausg.)Behrendt, Horst. Changes in Nonpoint Nutrient Loading into European Freshwaters: Trends and Consequences Since 1950 and Not-impossible Changes Until 2080. Int. Inst. for Applied Systems Analysis, 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.