Showing 1 - 2 results of 2 for search 'Mars, Hans van der', query time: 0.03s Refine Results
  1. 1
    Accuracy of momentary time sampling : a comparison of varying interval lengths using SOFIT
    by McNamee, Jeff B.
    Published 2012
    Other Authors: “...Mars, Hans van der...”
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  2. 2
    The effects of an interdependent group-oriented contingency on middle school students' physical activity levels during physical education
    by Schuldheisz, Joel M.
    Published 2012
    Other Authors: “...Mars, Hans van der...”
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