Ambler, . R. W. (1999). The history and practice of Britain's railways: A new research agenda. Ashgate.
Cita Chicago (17th ed.)Ambler, R. W. The History and Practice of Britain's Railways: A New Research Agenda. Aldershot: Ashgate, 1999.
Cita MLA (9th ed.)Ambler, R. W. The History and Practice of Britain's Railways: A New Research Agenda. Ashgate, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.