Systematic observation of verbal interaction as a method of comparing mathematics lessons
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Publication
1961 - , Saint Louis, Missouri
Language
English
Word Count
0 words, Guess
Page Count
0 pages
Identifiers
- Open LibraryOL59783688M
- OCLC Control Number275891
Classifications
- LCCL111 .A6 no.816
Subjects
Series Statement
- Cooperative research project no. 816. U. S. Office of Education
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