International Gothenburg Symposium Orlando, Florida, Hahn, H. H., Hoffmann, E., & Odegaard, H. (2004). Chemical water and wastewater treatment VIII: Proceedings of the 11th Gothenburg Symposium 2004, 8-10 November, 2004, Orlanda, Florida, USA. IWA Pub..
Παραπομπή σε μορφή Chicago (17η εκδ.)International Gothenburg Symposium Orlando, Florida, H. H. Hahn, Erhard Hoffmann, και Hallvard Odegaard. Chemical Water and Wastewater Treatment VIII: Proceedings of the 11th Gothenburg Symposium 2004, 8-10 November, 2004, Orlanda, Florida, USA. London: IWA Pub., 2004.
Παραπομπή σε μορφή MLA (9th εκδ.)International Gothenburg Symposium Orlando, Florida, et al. Chemical Water and Wastewater Treatment VIII: Proceedings of the 11th Gothenburg Symposium 2004, 8-10 November, 2004, Orlanda, Florida, USA. IWA Pub., 2004.