"Watervoorziening. Waterzuivering. Waterverontreiniging." . . . . "Hydrosfeer." . . "Fisheries Research Board of Canada." . . "Økologi Plantegeografi." . . . . . "Publications officielles" . . . . . . . . . . . . . . . . . . . . . . "A practical handbook of sea water analysis"@en . . . . . . . . . . . . "A practical handbook of seawater analysis : by J.D.H. Strickland and T.R. Parsons" . . . . "Office des recherches sur les pecheries du canada" . . . . . "A practical handbook of seawater analysis : ed.'" . . . . . "Manual of sea water analysis"@en . . . . . . . . . . . . "A practical handbook of seawater analysis"@en . "A practical handbook of seawater analysis" . . "A Practical Handbook of Seawater Analysis" . . . "A practical handbook of seawater analysis , by J. D. H. Strickland and T. R. Parsons" . . . . . . "Seawater Analysis." . . "Eau de mer Analyse." . . "Analyse." . . "Meerwasser." . . "Toegepaste chemische analyse." . .