APA引文

Reference Division Central Office of Information. (1974). Steel. London: Her Majesty's Stationery Office.

Trích dẫn kiểu Chicago

Reference Division Central Office of Information. Steel. London: Her Majesty's Stationery Office, 1974.

MLA引文

Reference Division Central Office of Information. Steel. London: Her Majesty's Stationery Office, 1974.

警告：这些引文格式不一定是100％准确.