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.
Citação do estilo Chicago (17ª ed.)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.
Citação MLA (8ª ed.)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.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.