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00726cam a22002657a 4500 |
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LIBRI-019870 |
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AR-CrUNPB |
| 005 |
20210804110125.0 |
| 007 |
ta |
| 008 |
170901s1979 mx r 000 0 spa d |
| 040 |
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|a AR-CrUNPB
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| 082 |
0 |
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|a 001.4
|2 20
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| 100 |
1 |
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|a Gortari, Eli de,
|d 1918-1991
|9 19517
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| 245 |
1 |
3 |
|a El método de las ciencias :
|b nociones elementales /
|c Eli de Gortari.
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| 250 |
|
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|a 5a. ed.
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| 255 |
|
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|a .4
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| 260 |
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|a México, D.F. :
|b Grijalbo,
|c 1979.
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| 300 |
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|a 151 p.
|
| 490 |
0 |
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|a Tratados y manuales grijalbo
|
| 590 |
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|a Corregido MS20201001
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| 650 |
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7 |
|a METODOS DE INVESTIGACION
|9 4489
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| 650 |
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7 |
|a CIENCIA
|9 2004
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| 910 |
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|a ms050426
|c MS20201001
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| 942 |
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|c BK
|2 ddc
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| 999 |
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|c 71243
|d 71243
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