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| LEADER |
00650cam a22002412u 4500 |
| 001 |
LIBRI-020623 |
| 003 |
AR-CrUNPB |
| 007 |
ta |
| 008 |
170901s1990 sp r 000 0 spa d |
| 040 |
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|a AR-CrUNPB
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| 082 |
0 |
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|a 537.63/L.11
|2 20
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| 100 |
1 |
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|a Lang, Johannes G
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| 245 |
1 |
0 |
|a Corriente, tension, resistencia /
|c Johannes G Lang
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| 255 |
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|a .63
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| 260 |
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|a Barcelona :
|b Marcombo,
|c 1990
|
| 300 |
|
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|a 71 p
|
| 490 |
0 |
|
|a Enseñanza programada ;
|v 5
|
| 590 |
|
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|a Registros migrados a formato MARC
|
| 650 |
|
7 |
|a INGENIERIA ELECTRICA
|2 Unescot
|9 3795
|
| 650 |
|
7 |
|a ELECTRICIDAD
|2 Unescot
|9 2851
|
| 942 |
|
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|c BK
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| 910 |
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|a bw051104
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| 999 |
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|c 71996
|d 71996
|