(1978). Scope for the use of certain old-established urban transport techniques: Trams and trolley-buses. Paris: European Conference of Ministers of Transport.
Παραπομπή Chicago StyleScope for the Use of Certain Old-established Urban Transport Techniques: Trams and Trolley-buses. Paris: European Conference of Ministers of Transport, 1978.
Παραπομπή MLAScope for the Use of Certain Old-established Urban Transport Techniques: Trams and Trolley-buses. Paris: European Conference of Ministers of Transport, 1978.
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