Cita APA

Ray, G. F. (1975). Western Europe and the energy crisi. London: Trade Policy Research Centre.

Chicago Style Citation

Ray, George F. Western Europe and the Energy Crisi. London: Trade Policy Research Centre, 1975.

Cita MLA

Ray, George F. Western Europe and the Energy Crisi. London: Trade Policy Research Centre, 1975.

Atenció: Aquestes cites poden no estar 100% correctes.