Before revision: Passengers per hour per directionUnited Kingdom Parliament, Integrated Transport: The Future of Light Rail and Modern Trams in Britain Inquiry, Memorandum by Transport for London (LR 77) , 2005-08-10.
After revision: Passengers per hour per direction (p/h/d)United Kingdom Parliament, Integrated Transport: The Future of Light Rail and Modern Trams in Britain Inquiry, Memorandum by Transport for London (LR 77) , 2005-08-10.