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Conceptual hierarchy theory a theory of cognitive development.

Thesis (Ph. D.)--University of Wisconsin--Madison, 1974. / Typescript. Vita. eContent provider-neutral record in process. Description based on print version record. Includes bibliography.

Identiferoai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/609355959
Date January 1974
CreatorsGander, Mary J.
Source SetsOCLC
LanguageEnglish
Detected LanguageEnglish

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