National Rivers Authority. (1995). Contaminants entering the sea : a report on contaminant loads entering the seas around England and Wales for the years 1990-1993 : report of the National Rivers Authority: A report on contaminant loads entering the seas around England and Wales for the years 1990-1993 : report of the National Rivers Authority. H. M. S. O..
Chicago Style (17th ed.) CitationNational Rivers Authority. Contaminants Entering the Sea : A Report on Contaminant Loads Entering the Seas Around England and Wales for the Years 1990-1993 : Report of the National Rivers Authority: A Report on Contaminant Loads Entering the Seas Around England and Wales for the Years 1990-1993 : Report of the National Rivers Authority. London: H. M. S. O., 1995.
MLA (9th ed.) CitationNational Rivers Authority. Contaminants Entering the Sea : A Report on Contaminant Loads Entering the Seas Around England and Wales for the Years 1990-1993 : Report of the National Rivers Authority: A Report on Contaminant Loads Entering the Seas Around England and Wales for the Years 1990-1993 : Report of the National Rivers Authority. H. M. S. O., 1995.