Davis, E. M. (1979). Maximum utilization of water resources in a planned community: Bacterial characteristics of stormwaters in developing rural areas. Municipal Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Davis, Ernst M. Maximum Utilization of Water Resources in a Planned Community: Bacterial Characteristics of Stormwaters in Developing Rural Areas. Cincinnati, Ohio: Municipal Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency, 1979.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Davis, Ernst M. Maximum Utilization of Water Resources in a Planned Community: Bacterial Characteristics of Stormwaters in Developing Rural Areas. Municipal Environmental Research Laboratory, Office of Research and Development, U.S. Environmental Protection Agency, 1979.