एपीए उद्धरण

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

शिकागो स्टाइल उद्धरण

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

एमएलए उद्धरण

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