APA引文

International Iron and Steel Institute. (1989). World steel in figures. Belgium: International Iron and Steel Institute.

Trích dẫn kiểu Chicago

International Iron and Steel Institute. World Steel in Figures. Belgium: International Iron and Steel Institute, 1989.

MLA引文

International Iron and Steel Institute. World Steel in Figures. Belgium: International Iron and Steel Institute, 1989.

警告：這些引文格式不一定是100％准確.