U. S. Environmental Protection Agency. Office of Research and Development. (1979). Process design manual for sludge treatment and disposal. Ohio.
Citación estilo ChicagoU. S. Environmental Protection Agency. Office of Research and Development. Process Design Manual for Sludge Treatment and Disposal. Cincinnati: Ohio, 1979.
Cita MLAU. S. Environmental Protection Agency. Office of Research and Development. Process Design Manual for Sludge Treatment and Disposal. Ohio, 1979.
Warning: These citations may not always be 100% accurate.