Showing 1 - 2 results of 2 for search 'Ellis, Robert Sidney, 1890-1980', query time: 0.05s Refine Results
  1. 1
    Standardizing teachers' examinations and the distribution of class marks.

    Standardizing teachers' examinations and the distribution of class marks. by Ellis, Robert Sidney, 1890-1980

    Bloomington, Ill. : Public school publishing company, 1927
    Format: Book


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  2. 2
    The psychology of individual differences,

    The psychology of individual differences, by Ellis, Robert Sidney, 1890-1980

    New York, London, D. Appleton and Company, 1928
    Format: Book


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