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  1. 1

    Individualizing instruction in the elementary school od Thomas, George Isaiah

    Wydane 1967
    Książka

    Individualizing instruction in the elementary school
  2. 2

    Extended school year designs an introduction to new plans of school organization which can result in financial economies and provide more education for all pupils

    Wydane 1966
    Książka

    Extended school year designs an introduction to new plans of school organization which can result in financial economies and provide more education for all pupils

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