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| LEADER |
00632nam a2200181 a 4500 |
| 001 |
173089 |
| 003 |
AR-LpUBP |
| 005 |
20250704201323.0 |
| 007 |
ta |
| 008 |
120423s1927 ag g 000 0 spa d |
| 040 |
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|a AR-LpUBP
|b spa
|c AR-LpUBP
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| 245 |
1 |
0 |
|a Sobre la enseñanza de las ciencias biologicas en la escuela primaria y secundaria /
|c Chr Jacob.
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| 260 |
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|a Buenos Aires :
|b Coni, Emilio A.,
|c 1927.
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| 942 |
|
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|c BK
|
| 952 |
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|0 0
|1 0
|2 udc
|4 0
|6 1142FB
|7 0
|9 250491
|a DUN
|b DUN
|c FG
|d 2023-07-10
|i 002546/1927
|l 0
|o 1142-Fb
|p DUN002546x1927
|r 2023-07-10 21:32:33
|w 2023-07-10
|y BK
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| 999 |
|
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|c 173089
|d 173089
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| 988 |
|
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|c 34
|d Miguel Kiperszmid
|
| 997 |
|
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|z a
|