1. The Chlorination/Chloramination Handbook;Connell,1996
2. Guiding Principles for Constructed Treatment Wetlands Providing for Water Quality and Wildlife Habitat;EPA,2000
3. Ozonation of Water and Wastewater: A Practical Guide to Understanding Ozone and its Application;Gottschalk,2000
4. Water and Wastewater Technology;Hammer,2001
5. Water Quality and Treatment, A Handbook of Community Water Supplies;Letterman,1999