| Type |  Book |
| ชื่อเรื่อง | Source apportionment of nitrogen and phosphorus inputs into the aquatic environment / European Environment Agency |
| ISBN | 9291677779 |
| พิมพลักษณ์ | Luxembourg : Office for Official Publications of the E.C., 2005 |
| รูปเล่ม | 48 p : col. ill, col. maps ; 30 cm |
| หัวเรื่อง | Eutrophication --Europe [] |
| | Nutrient pollution of water --Europe [] |
| | Water quality --Europe [] |
| | Water --Nitrogen content --Europe [] |
| | Water --Phosphorus content --Europe [] |