Investigations into the development of a classification scheme for river water quality in Scotland and Northern Ireland /
Codling, I. D.,author.
Mainstone, C. P.(Chris P.),author.
Dijk, P. van,author.
Scotland & Northern Ireland Forum for Environmental Research.
Water Research Centre (Great Britain)
Forth River Purification Board.Library,former owner.StEdNL
"Report no. SR 3843."
"January 1995."
"Final report"--Cover.
"WRc plc"--Cover.
Ink stamp on half title page: Forth River Purification Board Library.