APA引文

(1975). A study of the evolution of concentration in the United Kingdom. Luxembourg: Office for Official Publications of The European Communities.

Trích dẫn kiểu Chicago

A Study of the Evolution of Concentration in the United Kingdom. Luxembourg: Office for Official Publications of The European Communities, 1975.

MLA引文

A Study of the Evolution of Concentration in the United Kingdom. Luxembourg: Office for Official Publications of The European Communities, 1975.

警告：这些引文格式不一定是100％准确.