Kenneth Warren. (1970). The British iron ans steel sheet industry since 1840. London: G. BEll & Sons, LTD.
シカゴスタイル引用形Kenneth Warren. The British Iron Ans Steel Sheet Industry Since 1840. London: G. BEll & Sons, LTD, 1970.
MLA引用形式Kenneth Warren. The British Iron Ans Steel Sheet Industry Since 1840. London: G. BEll & Sons, LTD, 1970.
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