APA (7th ed.) Citation

United States. Federal Trade Commission. (1918). Instructions for compiling report on cost, income, and tonnage (Form C-2); semibituminous, bituminous, or subbituminous coal or lignite operators producing less than 100,000 and more than 12,000 net tons per annum. GPO.

Chicago Style (17th ed.) Citation

United States. Federal Trade Commission. Instructions for Compiling Report on Cost, Income, and Tonnage (Form C-2); Semibituminous, Bituminous, or Subbituminous Coal or Lignite Operators Producing Less than 100,000 and More than 12,000 Net Tons 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-2); Semibituminous, Bituminous, or Subbituminous Coal or Lignite Operators Producing Less than 100,000 and More than 12,000 Net Tons Per Annum. GPO, 1918.