APA引文

(1975). The steel industry in W. Europe present recession and medium term prospects. Geneva: Euro Economics.

Trích dẫn kiểu Chicago

The Steel Industry in W. Europe Present Recession and Medium Term Prospects. Geneva: Euro Economics, 1975.

MLA引文

The Steel Industry in W. Europe Present Recession and Medium Term Prospects. Geneva: Euro Economics, 1975.

警告：這些引文格式不一定是100％准確.