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00721nam a2200205 a 4500 |
| 001 |
27231 |
| 003 |
AR-LpUBP |
| 005 |
20250704184141.0 |
| 007 |
ta |
| 008 |
090520s1930 xxu g 000 0 eng d |
| 040 |
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|a AR-LpUBP
|b spa
|c AR-LpUBP
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| 100 |
1 |
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|a Billig, Florence Grace
|9 26797
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| 245 |
1 |
0 |
|a A technique for developing content for a professional course in science for teachers in elementary schools
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| 260 |
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|a New York :
|b Columbia University,
|c 1930.
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| 300 |
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|a ix, 101 p. ;
|c 21 cm.
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| 942 |
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|c BK
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| 952 |
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|0 0
|1 0
|2 udc
|4 0
|6 FB03947
|7 0
|9 42019
|a DUN
|b DUN
|c FG
|d 2023-07-10
|i 002236/931
|l 0
|o Fb-03947
|p DUN002236x931
|r 2023-07-10 20:25:01
|w 2023-07-10
|y BK
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| 999 |
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|c 27231
|d 27231
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| 988 |
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|c 34
|d Miguel Kiperszmid
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| 997 |
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|z a
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