A study of the number concept of secondary school mathematics
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Author
Publication
1940 - Teachers college, Columbia university, [New York], New York (State)
Language
English
Word Count
50,500 words, Guess
Page Count
202 pages
Identifiers
- Open LibraryOL6411316M
- OCLC Control Number12166390
- Library of Congress Control Number40034574
Classifications
- DDC510.1
- LCCQA9 .F4 1940
Subjects
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