1. The Effects of Water Conservation Kits on Water Use;Morgan;Jour. AWWA,1980
2. The Economics of Water Conservation;Larkin;Jour. AWWA,1978
3. Fulton , N. How Elmhurst Cut Water Use by 15 Percent, Increased Existing Sewage Capacity by 4800 People and Saved Itself $400 000 in the Bargain Illinois Innovations 1978
4. Coombe , D. Hamilton Township Shows Conservation Ocean County Daily Observer and Daily Times 1978