Gaya APA

Baldwin, S, P., Baldwin, R. (2004). (PASCA) The Motorway Achievement : The British Motorway System Visualisation, Policy and Administration (1). England: Motorway Archieve Trust and Thomas Telford Limited.

Gaya MLA

Baldwin, Sir, Peter., Baldwin, Robert. "(PASCA) The Motorway Achievement : The British Motorway System Visualisation, Policy and Administration". 1 England: Motorway Archieve Trust and Thomas Telford Limited, 2004. .