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900912t1960 ||| 00 0 eng d |
| 040 |
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|a AR-SjUFH
|c AR-SjUFH
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| 900 |
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|a Proyecto Huarpe
|b 6699
|c 6699
|d Proyecto Huarpe
|
| 245 |
1 |
0 |
|a Understanding in mathematics /
|c L. G. Saad and W. O. Storer.
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| 260 |
|
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|a Birmingham :
|b University. Institute of Education,
|c 1960.
|
| 082 |
0 |
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|a 370.156
|2 18 EN
|
| 650 |
|
7 |
|a PSICOLOGIA DEL APRENDIZAJE
|9 6831
|
| 650 |
|
7 |
|a MATEMATICAS
|x ENSEÑANZA
|9 76677
|
| 100 |
1 |
|
|a Saad, L. G.
|9 76678
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| 490 |
1 |
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|a Educational monographs ;
|v 3.
|
| 830 |
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0 |
|a Educational monographs.
|9 76679
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| 300 |
|
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|a vi, 182 p. ;
|c 21 cm.
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| 942 |
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|2 ddc
|c LIB
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| 999 |
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|c 69908
|d 69908
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