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| 005 | 20231114152555.0 | ||
| 008 | 730830s1969 dcua b 001 0 eng|| | ||
| 010 | _a72097787 //r933 | ||
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| 090 | _ahist | ||
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_aHistorical topics for the mathematics classroom/ _cEditorial panel: John K. Baumgart ... [and others]. |
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_aWashington, DC: _bNational Council of Teachers of Mathematics, _c1969. |
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| 300 |
_axiv, 524 p.: _billus., _c24 cm. |
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| 490 | 1 |
_aNational Council of Teachers of Mathematics. Yearbook; _v31st. |
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_aMathematics- _xHistory. _926817 |
| 697 |
_aHistoria. _923802 |
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| 700 | 1 |
_aBaumgart, John K. _eed. _921127 |
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| 710 | 2 | _aNational Council of Teachers of Mathematics. | |
| 830 | 0 |
_aYearbook (National Council of Teachers of Mathematics); _v31st. _944340 |
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| 942 |
_2impa _cBK |
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_c22737 _d22737 |
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