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| Utgitt
| [Pittsburg] : University of Pittsburg , 1953
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| Omfang
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| Opplysninger
| "The third series of lectures under the auspices of the school of Education of the University of Pittsburgh and the Tri-state Area School Study Council, delivered ... February-May, 1952 "
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| Emner
| humanistisk pedagogikk læring læringsmiljø
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