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| 100 | _aOUTHRED, Lynne N. | ||
| 222 | _aJOURNAL RESEARCH MATHEMATICS EDUCATION | ||
| 245 | _aYoung childrens intuitive understanding of rectangular area measurement | ||
| 300 | _a144-167 | ||
| 362 | _a2000 31 (2) | ||
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| 700 | _aMITCHELMORE, Michel C., coaut. | ||
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