Schubert, H. R. (1957). History of the british iron and steel industry: From 450 B.C. to A.D. 1775. London: Routledge and Kegan Paul.
Trích dẫn kiểu ChicagoSchubert, H. R. History of the British Iron and Steel Industry: From 450 B.C. to A.D. 1775. London: Routledge and Kegan Paul, 1957.
Deismireacht MLASchubert, H. R. History of the British Iron and Steel Industry: From 450 B.C. to A.D. 1775. London: Routledge and Kegan Paul, 1957.
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