APA (7th ed.) Citation

United States. Federal Trade Commission. (1918). Instructions for compiling report on cost, income, and tonnage (Form C-1); semibituminous, bituminous, or subbituminous coal or lignite operators producing 100,000 net tons or over per annum. GPO.

Chicago Style (17th ed.) Citation

United States. Federal Trade Commission. Instructions for Compiling Report on Cost, Income, and Tonnage (Form C-1); Semibituminous, Bituminous, or Subbituminous Coal or Lignite Operators Producing 100,000 Net Tons or over Per Annum. [Washington]: GPO, 1918.

MLA (9th ed.) Citation

United States. Federal Trade Commission. Instructions for Compiling Report on Cost, Income, and Tonnage (Form C-1); Semibituminous, Bituminous, or Subbituminous Coal or Lignite Operators Producing 100,000 Net Tons or over Per Annum. GPO, 1918.