Expert Working Group from Asia and the Far East on Railway Operating and Signalling. (1954). Railway operating and signalling techniques in Europe, Japan and the United States of America: Report. United Nations.
Citação do estilo Chicago (17ª ed.)Expert Working Group from Asia and the Far East on Railway Operating and Signalling. Railway Operating and Signalling Techniques in Europe, Japan and the United States of America: Report. [New York?]: United Nations, 1954.
Citação MLA (8ª ed.)Expert Working Group from Asia and the Far East on Railway Operating and Signalling. Railway Operating and Signalling Techniques in Europe, Japan and the United States of America: Report. United Nations, 1954.
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