Sullivan, J. W. W. (1951). The story of metals. American Society of Metals.
Cita Chicago (17th ed.)Sullivan, John Wadsworth William. The Story of Metals. Cleveland, Ohio: American Society of Metals, 1951.
Cita MLA (9th ed.)Sullivan, John Wadsworth William. The Story of Metals. American Society of Metals, 1951.
Atenció: Aquestes cites poden no estar 100% correctes.