Cita APA (7th ed.)

Silverleaf, A. (1973). The work of the Transport and Road Research Laboratory. Transport and Road Research Laboratory.

Cita Chicago (17th ed.)

Silverleaf, A. The Work of the Transport and Road Research Laboratory. Crowthorne, Berkshire: Transport and Road Research Laboratory, 1973.

Cita MLA (9th ed.)

Silverleaf, A. The Work of the Transport and Road Research Laboratory. Transport and Road Research Laboratory, 1973.