(1999). Modelling and microbiology of activated sludge processes: Proceedings of the 4th IAWQ Seminar on Modelling and Microbiology of Activated Sludge Processes, held in Kollekolle, Denmark, 16 - 18 March 1998 (1. ed.). Pergamon.
Chicago-Zitierstil (17. Ausg.)Modelling and Microbiology of Activated Sludge Processes: Proceedings of the 4th IAWQ Seminar on Modelling and Microbiology of Activated Sludge Processes, Held in Kollekolle, Denmark, 16 - 18 March 1998. 1. ed. Oxford: Pergamon, 1999.
MLA-Zitierstil (9. Ausg.)Modelling and Microbiology of Activated Sludge Processes: Proceedings of the 4th IAWQ Seminar on Modelling and Microbiology of Activated Sludge Processes, Held in Kollekolle, Denmark, 16 - 18 March 1998. 1. ed. Pergamon, 1999.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.