Dangos 1 - 4 canlyniadau o 4 ar gyfer chwilio 'Gallup, George Horace 1901-', amser ymholiad: 0.01e Mireinio'r Canlyniadau
  1. 1

    The Gallup Poll public opinion, 1935-1971 gan Gallup, George Horace 1901-

    Cyhoeddwyd 1972
    Llyfr

    The Gallup Poll public opinion, 1935-1971
  2. 2

    A guide to public opinion polls gan Gallup, George Horace 1901-

    Cyhoeddwyd 1948
    Llyfr

    A guide to public opinion polls
  3. 3

    A guide to public opinion polls gan Gallup, George Horace 1901-

    Cyhoeddwyd 1944
    Llyfr

    A guide to public opinion polls
  4. 4

    The pulse of democracy the public-opinion poll and how it works gan Gallup, George Horace 1901-

    Cyhoeddwyd 1940
    Llyfr

    The pulse of democracy the public-opinion poll and how it works

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