Cita APA (7th ed.)

Great Britain. Central Office of Information. Reference Division. (1971). British industry today; freight transport. H.M.S.O..

Cita Chicago (17th ed.)

Great Britain. Central Office of Information. Reference Division. British Industry Today; Freight Transport. Lond.: H.M.S.O., 1971.

Cita MLA (8th ed.)

Great Britain. Central Office of Information. Reference Division. British Industry Today; Freight Transport. H.M.S.O., 1971.