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A technique for developing content for a professional course in science for teachers in elementary schools

Thesis (Ph. D.)--Columbia University, 1930. / Vita. Published also as Teachers college, Columbia university, Contributions to education, no. 397. Bibliography: p. 99-101.

Identiferoai:union.ndltd.org:OCLC/oai:xtcat.oclc.org:OCLCNo/594271713
Date January 1930
CreatorsBillig, Florence Grace,
PublisherNew York city, Teachers college, Columbia University,
Source SetsOCLC
LanguageEnglish
Detected LanguageEnglish

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