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170901s1957 ag r 000 0 spa d |
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|a AR-CrUNPB
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| 082 |
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|a 371.2/B.11
|2 20
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| 100 |
1 |
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|a Ballesteros, Antonio
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| 700 |
1 |
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|a Sainz, Fernando
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| 245 |
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|a Organizacion escolar /
|c Antonio Ballesteros
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| 250 |
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|a 2a ed.
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| 255 |
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|a .2
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| 260 |
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|a Buenos Aires :
|b Losada,
|c 1957
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| 300 |
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|a 173 p
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|a Biblioteca pedagogica ;
|v 23
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| 590 |
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|a Registros migrados a formato MARC
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| 650 |
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|a ADMINISTRACION ESCOLAR
|2 Unescot
|9 1275
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| 650 |
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|a ESCUELAS
|2 Unescot
|9 3035
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| 650 |
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4 |
|a ORGANIZACION ESCOLAR
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| 942 |
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|c BK
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| 910 |
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|a lg000210
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| 999 |
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|c 62814
|d 62814
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