Cita APA (7a ed.)

Great Britain. Central Statistical Office. (1975). Facts in focus (3rd ed.). Penguin.

Cita Chicago Style (17a ed.)

Great Britain. Central Statistical Office. Facts in Focus. 3rd ed. Harmondsworth: Penguin, 1975.

Cita MLA (8a ed.)

Great Britain. Central Statistical Office. Facts in Focus. 3rd ed. Penguin, 1975.