Hounsfield, R. B. (1951). Engineering aspects of the transport problem of London. London: The Euston Press.
Παραπομπή Chicago StyleHounsfield, R. B. Engineering Aspects of the Transport Problem of London. London: The Euston Press, 1951.
Παραπομπή MLAHounsfield, R. B. Engineering Aspects of the Transport Problem of London. London: The Euston Press, 1951.
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