Martin Scheerer
Hat mitgewirkt an:
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"Die Lehre von der Gestalt" : Ihre Methode u. ihr psychol. Gegenstand ; [Aus d. Psychol. Inst. d. Hamburg. Univ.]
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Abstract and concrete behavior : a experimental study with special tests
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Abstract and concrete behavior : an experimental study with special tests
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Abstract and concrete behavior : an experimental study with special tests