Fresenius, W. (1989). Waste water technology: Origin, collection, treatment and analysis of waste water. Springer-Verlag.
Citazione stile Chigago Style (17a edizione)Fresenius, Wilhelm. Waste Water Technology: Origin, Collection, Treatment and Analysis of Waste Water. Berlín: Springer-Verlag, 1989.
Citatione MLA (9a ed.)Fresenius, Wilhelm. Waste Water Technology: Origin, Collection, Treatment and Analysis of Waste Water. Springer-Verlag, 1989.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.