United States Steel Corporation. (1921). The methods of the chemists of the United States Steel Corporation for the sampling and analysis of alloy steels ([2d ed.].). Stevenson & Co., printers.
Lua i Stíl Chicago (17ú heag.)United States Steel Corporation. The Methods of the Chemists of the United States Steel Corporation for the Sampling and Analysis of Alloy Steels. [2d ed.]. [Pittsburgh: Stevenson & Co., printers, 1921.
Lua MLA (8ú heag.)United States Steel Corporation. The Methods of the Chemists of the United States Steel Corporation for the Sampling and Analysis of Alloy Steels. [2d ed.]. Stevenson & Co., printers, 1921.
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