author = { Bailey, Robert C. AND Norris, Richard H. AND Reynoldson, Trefor B. },

title = { Bioassessment of freshwater ecosystems using the reference condition approach },

publisher = {Kluwer Academic Publ.},

isbn = {1402076703},

keywords = { Aquatisches Ökosystem , Biomonitoring , Bezugssystem },

year = {2004},

address = { Boston [u.a.] },

url = { http://slubdd.de/katalog?TN_libero_mab2 }