Hernandez, D. J. (1978). Energy consumption of advanced wastewater treatment at Ely, Minnesota. Environmental Protection Agency, Office of Research and Development, Environmental Research Laboratory ; for sale by the National Technical Information Service.
শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতিHernandez, Donald J. Energy Consumption of Advanced Wastewater Treatment at Ely, Minnesota. Corvallis, Or. : Springfield, Va.: Environmental Protection Agency, Office of Research and Development, Environmental Research Laboratory ; for sale by the National Technical Information Service, 1978.
M.L.A (8 ম সংস্করণ) উদ্ধৃতিHernandez, Donald J. Energy Consumption of Advanced Wastewater Treatment at Ely, Minnesota. Environmental Protection Agency, Office of Research and Development, Environmental Research Laboratory ; for sale by the National Technical Information Service, 1978.