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910521t1964 |||a 00 0 eng d |
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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
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| 245 |
1 |
0 |
|a Elementary school science and how to teachit itt /
|c by Glenn O. Blough and Julius Schwartz.
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| 250 |
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|a 3rd ed.
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| 260 |
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|a New York :
|b Holt, Rinehart and Winston,
|c 1964.
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| 500 |
|
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|a Bibliografía: p. 617-640.
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| 082 |
0 |
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|a 372.35
|2 18 EN
|
| 650 |
|
7 |
|a CIENCIA
|x ENSEÑANZA ELEMENTAL
|9 89951
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| 100 |
1 |
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|a Blough, Glenn O.
|9 89952
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| 700 |
1 |
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|a Schwartz, Julius
|9 89953
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| 300 |
|
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|a xvi, 655 p. :
|b il. ;
|c 25 cm.
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| 942 |
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|2 ddc
|c LIB
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| 999 |
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|c 75903
|d 75903
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