APA
University of Leeds, . (1978). Working paper / Institute for Transport Studies, University of Leeds. Leeds: [Verlag nicht ermittelbar].
Chicago
University of Leeds, . 1978. Working paper / Institute for Transport Studies, University of Leeds. Leeds: [Verlag nicht ermittelbar].
Harvard
University of Leeds, . (1978). Working paper / Institute for Transport Studies, University of Leeds. Leeds: [Verlag nicht ermittelbar].
MLA
University of Leeds, . Working paper / Institute for Transport Studies, University of Leeds. Leeds: [Verlag nicht ermittelbar]. 1978.