Bethlehem Steel Company. (1949). Mayari R. A. low-alloy Steel for Applications Requiring. Catalog 259.
Cita Chicago Style (17a ed.)Bethlehem Steel Company. Mayari R. A. Low-alloy Steel for Applications Requiring. Catalog 259. 1949.
Cita MLA (9a ed.)Bethlehem Steel Company. Mayari R. A. Low-alloy Steel for Applications Requiring. Catalog 259. 1949.
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