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    Mental Fatigue; a Comprehensive Exposition of the Nature of Mental Fatigue, of the Methods of Its Measurement and of Their Results, With Special Reference to the Problems of Instruction

    Mental Fatigue; a Comprehensive Exposition of the Nature of Mental Fatigue, of the Methods of Its Measurement and of Their Results, With Special Reference to the Problems of Instruction

    $14.95 USD
    $14.95 USD
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    Offner, Max,. 1864-

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