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    Administrative concern for individual differences a study of the adaptability of public secondary schools in northeastern New Jersey to provide for individual differences, as expre... per Berthold, Charles Aubert 1904-

    Publicat 1951
    Llibre

    Administrative concern for individual differences a study of the adaptability of public secondary schools in northeastern New Jersey to provide for individual differences, as expressed by the relationship between the attitudes and policies professed by representative secondary school principals and the practices they report

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