A comparative study of rates of work in the fundamentals of arithmetic
| Main Author: | |
|---|---|
| Format: | Others |
| Language: | English |
| Published: |
University of Iowa
1915
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| Online Access: | https://ir.uiowa.edu/etd/3948 https://ir.uiowa.edu/cgi/viewcontent.cgi?article=3951&context=etd |
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