Hatfield, W. H. (1928). The application of science to the steel industry. Printed by Evangelical publishing house.
Chicago-referens (17:e uppl.)Hatfield, William Herbert. The Application of Science to the Steel Industry. [Cleveland,: Printed by Evangelical publishing house, 1928.
MLA-referens (8:e uppl.)Hatfield, William Herbert. The Application of Science to the Steel Industry. Printed by Evangelical publishing house, 1928.
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