United States. Environmental Protection Agency. Division of Stationary Source Enforcement. (1975). Combustion of wood residue in conical (wigwam) burners, emission controls and alternatives. Environmental Protection Agency, Division of Stationary Source Enforcement.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Division of Stationary Source Enforcement. Combustion of Wood Residue in Conical (wigwam) Burners, Emission Controls and Alternatives. Washington: Environmental Protection Agency, Division of Stationary Source Enforcement, 1975.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Division of Stationary Source Enforcement. Combustion of Wood Residue in Conical (wigwam) Burners, Emission Controls and Alternatives. Environmental Protection Agency, Division of Stationary Source Enforcement, 1975.