Research Catalog

  • NASA/DoD aerospace knowledge diffusion research project. Paper three, The impact of a sponsor letter on mail survey response rates [microform] / John M. Kennedy, Thomas E. Pinelli.

    • Text
    • [Washington, DC] : National Aeronautics and Space Administration : Dept. of Defense ; [Springfield, Va.? : For sale by the National Technical Information Service, 1990]
    • 1990

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