Performance standards for ecotoxicity tests : final report /
Whitehouse, Paul,author.
Delaney, P. J.,author.
Dijk, P. A. H. van,author.
Roddie, B. D.,author.
Dixon, S. J.,author.
Great Britain.Environment Agency.
Scotland & Northern Ireland Forum for Environmental Research.
Scottish Environment Protection Agency,former owner.StEdNL
"Report no. SR 4166/1."
"December 1996."
"Environment Agency"-- cover.
Ink stamp on page i: Scottish Environment Protection Agency Stirling Information Centre.