Dangos 1 - 2 canlyniadau o 2 ar gyfer chwilio 'University of Sheffield. Centre for Research on User Studies', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1
    Report of the director : for the period 1st November 1975-28th February 1978 /
    Llyfr
    Cyhoeddwyd 1978
    “...University of Sheffield. Centre for Research on User Studies...”
    Ychwanegu at ffefrynnau
    Wedi'i Gadw mewn:
  2. 2
    User studies : an introductory guide and select bibliography /
    Llyfr
    Cyhoeddwyd 1977
    “...University of Sheffield. Centre for Research on User Studies...”
    Ychwanegu at ffefrynnau
    Wedi'i Gadw mewn:
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