Showing 1 - 3 results of 3 for search 'Backstrom, Charles Herbert', čas poizvedbe: 0.01s Refine Results
  1. 1

    Survey research od Backstrom, Charles Herbert, 1926-

    Izdano 1981
    Knjiga

    Survey research
  2. 2

    Survey research od Backstrom, Charles Herbert, Hursh, Gerald D.

    Izdano 1963
    Knjiga

    Survey research
  3. 3

    Survey research od Backstrom, Charles Herbert

    Izdano 1963
    Knjiga

    Survey research

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