United States. Department of Commerce. (1914). Factors governing combustion of coal in boiler furnaces; preliminary report. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of Commerce. Factors Governing Combustion of Coal in Boiler Furnaces; Preliminary Report. [Washington]: GPO, 1914.
MLA (9th ed.) CitationUnited States. Department of Commerce. Factors Governing Combustion of Coal in Boiler Furnaces; Preliminary Report. GPO, 1914.
Warning: These citations may not always be 100% accurate.