Fresenius, W. (1989). Waste water technology: Origin, collection, treatment and analysis of waste water. Springer-Verlag.
Cita Chicago (17th ed.)Fresenius, Wilhelm. Waste Water Technology: Origin, Collection, Treatment and Analysis of Waste Water. Berlín: Springer-Verlag, 1989.
Cita MLA (9th ed.)Fresenius, Wilhelm. Waste Water Technology: Origin, Collection, Treatment and Analysis of Waste Water. Springer-Verlag, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.