Focas, C. (1998). World cities study of urban transport: A comparison of travel and transport in London, New York, Paris and Tokyo. HMSO.
Chicago-referens (17:e uppl.)Focas, C. World Cities Study of Urban Transport: A Comparison of Travel and Transport in London, New York, Paris and Tokyo. HMSO, 1998.
MLA-referens (9:e uppl.)Focas, C. World Cities Study of Urban Transport: A Comparison of Travel and Transport in London, New York, Paris and Tokyo. HMSO, 1998.
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