| 008 |
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121222s1966 nyu b 000 0 eng |
| 020 |
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|c(pbk.)
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| 040 |
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|aTMUE|beng|cTMUE|dTMUE|eaacr2
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| 050 |
00
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|aLB3061|b.M57
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| 082 |
00
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|a372.1|bM
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| 100 |
1
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|aMorgenstern, Anne|eed.
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| 245 |
10
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|aGrouping in the elementary school.|cAnne Morgenstern
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| 260 |
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|aNew York,|bPitman Pub. Corp.|c[1966]
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| 300 |
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|ax, 118 p.|c21 cm.
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| 490 |
0
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|aPitman education series
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| 504 |
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|a"Bibliographical essay": p. [113]-118.
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| 650 |
0
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|aAbility grouping in education.
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