1
Water technology : an introduction for environmental scientists and engineers /
Book
...UPN - Water protection, water quality, clean water...
Table of Contents 
2
Basic water treatment /
Book
...UPN - Water protection, water quality, clean water...
Table of Contents 
3
Gewässergüte und Grundwasserschutz: erkennen, bewerten, verbessern : Essener Tagung. 0021 : Essen, 09.03.88-11.03.88.
Book
...UPN - Water protection, water quality, clean water...
4
Handbuch der Frischwasser- und Abwasser-Biologie. 2 : Biologie des Trinkwassers, Badewassers, Frischwassers, Vorfluters und Abwassers : 85 Tabellen /
Book
...UPN - Water protection, water quality, clean water...