APA ציטוט

Kenneth Warren. (1970). The British iron ans steel sheet industry since 1840. London: G. BEll & Sons, LTD.

Trích dẫn kiểu Chicago

Kenneth Warren. The British Iron Ans Steel Sheet Industry Since 1840. London: G. BEll & Sons, LTD, 1970.

ציטוט MLA

Kenneth Warren. The British Iron Ans Steel Sheet Industry Since 1840. London: G. BEll & Sons, LTD, 1970.