The significant differences found in certain areas of science learning between ninth grade, rural, and urban pupils

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Date
1950
DOI
Authors
Hellman, Eugene Edward
Version
URI
https://hdl.handle.net/2144/4690
OA Version
Citation
Abstract
Description
Thesis (Ed.M.)--Boston University
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Based on investigation of the BU Libraries' staff, this work is free of known copyright restrictions
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Dissertations and Theses (pre-1964)