Showing 1 - 2 results of 2 for search '"Research and Development."', query time: 0.05s Refine Results
  1. 1
    by Butts, David P.
    Published 1971
    Book

    Non-instructional management a self-directed learning program
  2. 2
    by Butts, David P.
    Published 1971
    Book

    Instructor's guide for planning instruction
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