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A determination of the relative effectiveness of sound motion pictures and equivalent teacher demonstrations in ninth-grade general science
Subject Area
Science education|Educational technology
Recommended Citation
Smith, Herbert A, "A determination of the relative effectiveness of sound motion pictures and equivalent teacher demonstrations in ninth-grade general science" (1948). ETD collection for University of Nebraska-Lincoln. AAIDP13941.
https://digitalcommons.unl.edu/dissertations/AAIDP13941
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